CA959255A - Portable drafting device - Google Patents

Portable drafting device

Info

Publication number: CA959255A
Authority: CA; Canada
Prior art keywords: drafting device; portable drafting; portable; drafting
Prior art date: 1971-03-09
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA136,281A

Other versions

CA136281S (en

Inventor

Allister L. Baker

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Keuffel and Esser Co

Original Assignee

Keuffel and Esser Co

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1971-03-09

Filing date

1972-03-06

Publication date

1974-12-17

1972-03-06 Application filed by Keuffel and Esser Co filed Critical Keuffel and Esser Co

1974-12-17 Application granted granted Critical

1974-12-17 Publication of CA959255A publication Critical patent/CA959255A/en

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/005—Portable combined drawing-aids including boards
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S33/00—Geometrical instruments
- Y10S33/01—Magnetic

CA136,281A 1971-03-09 1972-03-06 Portable drafting device Expired CA959255A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US12240671A	1971-03-09	1971-03-09

Publications (1)

Publication Number	Publication Date
CA959255A true CA959255A (en)	1974-12-17

Family

ID=22402551

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA136,281A Expired CA959255A (en)	1971-03-09	1972-03-06	Portable drafting device

Country Status (14)

Country	Link
US (1)	US3672062A (en)
JP (1)	JPS511173B1 (en)
AU (1)	AU454619B2 (en)
BE (1)	BE780193A (en)
BR (1)	BR7201276D0 (en)
CA (1)	CA959255A (en)
CH (1)	CH547714A (en)
DE (1)	DE2210807B2 (en)
DK (1)	DK138981B (en)
FR (1)	FR2131991B1 (en)
GB (1)	GB1375065A (en)
IT (1)	IT957539B (en)
NL (1)	NL7202881A (en)
SE (1)	SE374892B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4403423A (en) *	1979-09-07	1983-09-13	Ford Alan T	Drafting instrument
GB8608165D0 (en) *	1986-04-03	1986-05-08	Frazer Design Consultants Ltd	Draughting tables &c
GB2213947A (en) *	1987-12-23	1989-08-23	Keith Wah Chan	Drawing instrument
USRE33654E (en) *	1988-03-21	1991-08-06		Drafting device
US4823475A (en) *	1988-03-21	1989-04-25	Hoegh Poul E	Drafting device
US5012586A (en) *	1989-08-28	1991-05-07	Ashworth Anthony J	Plotting and drafting apparatus with magnetic guide
US5343625A (en) *	1992-11-25	1994-09-06	Chen Chiang M	Portable magnetic drafting board
US7895760B1 (en) *	2006-12-06	2011-03-01	Bareis Kathryn M	Universal design sheet material holder assembly

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1686980A (en) *	1927-07-26	1928-10-09	Claude C Nuckols	Drawing board and attached straightedge
US2360911A (en) *	1941-02-04	1944-10-24	William H Tress	Navigational plotter
US2689404A (en) *	1951-07-13	1954-09-21	Pettersen Mfg Company	Pointer attachment for straight edge and roller assemblies
FR1206363A (en) *	1958-08-13	1960-02-09		Magnetic drawing device
US3122840A (en) *	1960-08-08	1964-03-03	Karstens Edward Siegfried	Precision leveling device

1971
- 1971-03-09 US US122406A patent/US3672062A/en not_active Expired - Lifetime
1972
- 1972-03-03 FR FR7207590A patent/FR2131991B1/fr not_active Expired
- 1972-03-03 BE BE780193A patent/BE780193A/en unknown
- 1972-03-03 NL NL7202881A patent/NL7202881A/xx unknown
- 1972-03-03 CH CH310372A patent/CH547714A/en not_active IP Right Cessation
- 1972-03-06 CA CA136,281A patent/CA959255A/en not_active Expired
- 1972-03-06 DK DK103172AA patent/DK138981B/en unknown
- 1972-03-06 JP JP47022403A patent/JPS511173B1/ja active Pending
- 1972-03-06 GB GB1040372A patent/GB1375065A/en not_active Expired
- 1972-03-06 SE SE7202822A patent/SE374892B/xx unknown
- 1972-03-06 AU AU39652/72A patent/AU454619B2/en not_active Expired
- 1972-03-06 IT IT48788/72A patent/IT957539B/en active
- 1972-03-06 BR BR1276/72*[A patent/BR7201276D0/en unknown
- 1972-03-07 DE DE2210807A patent/DE2210807B2/en active Granted

Also Published As

Publication number	Publication date
FR2131991A1 (en)	1972-11-17
DK138981C (en)	1979-05-14
CH547714A (en)	1974-04-11
SE374892B (en)	1975-03-24
DE2210807A1 (en)	1972-09-14
DK138981B (en)	1978-11-27
AU454619B2 (en)	1974-10-11
BR7201276D0 (en)	1973-06-14
AU3965272A (en)	1973-09-13
JPS511173B1 (en)	1976-01-14
NL7202881A (en)	1972-09-12
BE780193A (en)	1972-07-03
FR2131991B1 (en)	1976-06-11
IT957539B (en)	1973-10-20
US3672062A (en)	1972-06-27
DE2210807B2 (en)	1975-12-04
GB1375065A (en)	1974-11-27

Publication	Publication Date	Title
AU441575B2 (en)	1973-10-17	Exercise device
CA947970A (en)	1974-05-28	Gyroscopic device
CA959105A (en)	1974-12-10	Positioning device
CA1019831A (en)	1977-10-25	Peripheral device analysis
CA1000147A (en)	1976-11-23	Massage device
AU454619B2 (en)	1974-10-11	Portable drafting device
AU461923B2 (en)	1975-06-12	Space adjustine device
CA936799A (en)	1973-11-13	Portable humidifier
CA972881A (en)	1975-08-12	Telephone auto-answering device
AU464684B2 (en)	1975-09-04	Daylight-developing device
CA960779A (en)	1975-01-07	Decimal dividing device
AU4206572A (en)	1973-12-20	Portable bidirectional scaffold
CA987985A (en)	1976-04-27	Inoculation device
CA919721A (en)	1973-01-23	Unpredictable-return ball-feeding device
CA887177A (en)	1971-11-30	Drafting device
CA977690A (en)	1975-11-11	Transcribing device
CA1024205A (en)	1978-01-10	Portable workunit
CA881632A (en)	1971-09-21	Design drawing device
CA862962A (en)	1971-02-09	Portable polishing device
CA947782A (en)	1974-05-21	Portable windbreak
CA871246A (en)	1971-05-18	Multiphotographic device
CA889150A (en)	1971-12-28	Cheese-grating device
CA861853A (en)	1971-01-26	Acupuncturation device
CA862453A (en)	1971-02-02	Multiphotographic device
CA872484A (en)	1971-06-01	Dictation-transcription device