[go: up one dir, main page]

CA474890A - Rulers - Google Patents

Rulers

Info

Publication number
CA474890A
CA474890A CA474890A CA474890DA CA474890A CA 474890 A CA474890 A CA 474890A CA 474890 A CA474890 A CA 474890A CA 474890D A CA474890D A CA 474890DA CA 474890 A CA474890 A CA 474890A
Authority
CA
Canada
Prior art keywords
rulers
Prior art date
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
CA474890A
Other languages
French (fr)
Inventor
O. Sandberg Harry
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA474890A publication Critical patent/CA474890A/en
Expired legal-status Critical Current

Links

CA474890A Rulers Expired CA474890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA474890T

Publications (1)

Publication Number Publication Date
CA474890A true CA474890A (en) 1951-07-03

Family

ID=35608874

Family Applications (1)

Application Number Title Priority Date Filing Date
CA474890A Expired CA474890A (en) Rulers

Country Status (1)

Country Link
CA (1) CA474890A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978587A (en) * 1974-10-29 1976-09-07 Hilton Baugh Drafting system and apparatus
US5771598A (en) * 1996-03-25 1998-06-30 Lassberg; Hilmar J. Measurement device with British/metric scales
US6141882A (en) * 1998-07-23 2000-11-07 Square One Inc. Measuring instrument

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978587A (en) * 1974-10-29 1976-09-07 Hilton Baugh Drafting system and apparatus
US5771598A (en) * 1996-03-25 1998-06-30 Lassberg; Hilmar J. Measurement device with British/metric scales
US6141882A (en) * 1998-07-23 2000-11-07 Square One Inc. Measuring instrument

Similar Documents

Publication Publication Date Title
CA474890A (en) Rulers
CA478679A (en) Degasifiers
CA472320A (en) Mercapto-keto-dihydrothiazines
CA477777A (en) Formblocks
CA476398A (en) Rack-knapsacks
CA477959A (en) Tray-cartons
CA476370A (en) Stroke-saws
CA473040A (en) Compasses
CA477710A (en) Compasses
CA475077A (en) Compasses
CA477976A (en) Protractors
AU151271B2 (en) Improved compasses
CA472404A (en) Fire-hydrants
CA474729A (en) Turn-stop-and-go-signals
AU157260B2 (en) Parquet-plate
AU157393B2 (en) Mulfiple-hydrocyclones
AU160250B2 (en) Electroradiography
CA470644A (en) Trig-meters
CA471325A (en) Ratiometers
CA471808A (en) Quasi-impedance relay-systems
CA472092A (en) Alkylidene-bis-acrylamides
CA479495A (en) 4-substituted-ar-tetrahydro-2-naphthols
CA472226A (en) Fore-carriages
CA478867A (en) Hydro-extractors
CA478427A (en) Turbo-mufflers