FR564678A - Appareil de dessin - Google Patents

Appareil de dessin

Info

Publication number: FR564678A
Authority: FR; France
Prior art keywords: drawing device
Prior art date: 1922-09-29
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

Leon De Brouckere

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.)

1922-09-29

Filing date

1923-04-04

Publication date

1924-01-08

1923-04-04 Application filed filed Critical

1924-01-08 Application granted granted Critical

1924-01-08 Publication of FR564678A publication Critical patent/FR564678A/fr

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
- B43L13/06—Guides for rulers with pivoted guide rods

FR564678D 1922-09-29 1923-04-04 Appareil de dessin Expired FR564678A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BE564678X		1922-09-29

Publications (1)

Publication Number	Publication Date
FR564678A true FR564678A (fr)	1924-01-08

Family

ID=3872872

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR564678D Expired FR564678A (fr)	1922-09-29	1923-04-04	Appareil de dessin

Country Status (1)

Country	Link
FR (1)	FR564678A (fr)

1923
- 1923-04-04 FR FR564678D patent/FR564678A/fr not_active Expired

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