FR1026629A - Improvements to squares and drawing rulers - Google Patents

Improvements to squares and drawing rulers

Info

Publication number: FR1026629A
Authority: FR; France
Prior art keywords: squares; drawing rulers; rulers
Prior art date: 1950-10-27
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

Other languages

Inventor

Andre Lamadon

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.)

1950-10-27

Filing date

1950-10-27

Publication date

1953-04-29

1950-10-27 Application filed filed Critical

1953-04-29 Application granted granted Critical

1953-04-29 Publication of FR1026629A publication Critical patent/FR1026629A/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
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/04—Guides for rulers
- B43L13/043—Guides for rulers with squares

FR1026629D 1950-10-27 1950-10-27 Improvements to squares and drawing rulers Expired FR1026629A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR1026629T		1950-10-27

Publications (1)

Publication Number	Publication Date
FR1026629A true FR1026629A (en)	1953-04-29

Family

ID=9580211

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1026629D Expired FR1026629A (en)	1950-10-27	1950-10-27	Improvements to squares and drawing rulers

Country Status (1)

Country	Link
FR (1)	FR1026629A (en)

1950
- 1950-10-27 FR FR1026629D patent/FR1026629A/en not_active Expired

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