GB2202493B - Curve drawing apparatus - Google Patents

Curve drawing apparatus

Info

Publication number: GB2202493B
Authority: GB; United Kingdom
Prior art keywords: drawing apparatus; curve drawing; curve
Prior art date: 1987-03-25
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 - Fee Related

Application number

GB8707158A

Other versions

GB2202493A (en

GB8707158D0 (en

Inventor

John Wickham

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.)

Esselte Letraset Ltd

Original Assignee

Esselte Letraset Ltd

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.)

1987-03-25

Filing date

1987-03-25

Publication date

1990-12-05

1987-03-25 Application filed by Esselte Letraset Ltd filed Critical Esselte Letraset Ltd

1987-03-25 Priority to GB8707158A priority Critical patent/GB2202493B/en

1987-04-29 Publication of GB8707158D0 publication Critical patent/GB8707158D0/en

1988-09-28 Publication of GB2202493A publication Critical patent/GB2202493A/en

1990-12-05 Application granted granted Critical

1990-12-05 Publication of GB2202493B publication Critical patent/GB2202493B/en

2007-03-25 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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
- B43L13/20—Curve rulers or templets
- B43L13/22—Adjustable curve rulers

GB8707158A 1987-03-25 1987-03-25 Curve drawing apparatus Expired - Fee Related GB2202493B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB8707158A GB2202493B (en)	1987-03-25	1987-03-25	Curve drawing apparatus

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8707158A GB2202493B (en)	1987-03-25	1987-03-25	Curve drawing apparatus

Publications (3)

Publication Number	Publication Date
GB8707158D0 GB8707158D0 (en)	1987-04-29
GB2202493A GB2202493A (en)	1988-09-28
GB2202493B true GB2202493B (en)	1990-12-05

Family

ID=10614639

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8707158A Expired - Fee Related GB2202493B (en)	1987-03-25	1987-03-25	Curve drawing apparatus

Country Status (1)

Country	Link
GB (1)	GB2202493B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE1005462A3 (en) *	1991-10-23	1993-08-03	Vanhoutte Guy	Method and device for tracing curves
FR2808730B1 (en) *	2000-05-15	2002-10-18	Vincent Vaquer	DEVICE FOR TRACING CURVED OR STRAIGHT LINES

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB603359A (en) *	1945-10-18	1948-06-15	Anthony Dryden Davidson	Improvements in flexible curve devices for drawing office and other purposes
GB817549A (en) *	1957-08-28	1959-07-29	Frederick Crompton Connor	Improvements in and relating to adjustable drafting splines
GB1123340A (en) *	1967-01-12	1968-08-14	Toshio Yoshioka	Centreless universal circular arc ruler

1987
- 1987-03-25 GB GB8707158A patent/GB2202493B/en not_active Expired - Fee Related

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB603359A (en) *	1945-10-18	1948-06-15	Anthony Dryden Davidson	Improvements in flexible curve devices for drawing office and other purposes
GB817549A (en) *	1957-08-28	1959-07-29	Frederick Crompton Connor	Improvements in and relating to adjustable drafting splines
GB1123340A (en) *	1967-01-12	1968-08-14	Toshio Yoshioka	Centreless universal circular arc ruler

Also Published As

Publication number	Publication date
GB2202493A (en)	1988-09-28
GB8707158D0 (en)	1987-04-29

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Legal Events

Date	Code	Title	Description
1992-09-09	732	Registration of transactions, instruments or events in the register (sect. 32/1977)
1993-11-24	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19930325