FR749901A - Règle à calcul sur support souple - Google Patents

Règle à calcul sur support souple

Info

Publication number: FR749901A
Authority: FR; France
Prior art keywords: flexible support; slide rule; rule; slide; flexible
Prior art date: 1933-02-01
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

Otto Brachvogel

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.)

1933-02-01

Filing date

1933-02-01

Publication date

1933-08-01

1933-02-01 Application filed filed Critical

1933-08-01 Application granted granted Critical

1933-08-01 Publication of FR749901A publication Critical patent/FR749901A/fr

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G1/00—Hand-manipulated computing devices
- G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
- G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Mathematical Physics (AREA)
Computer Hardware Design (AREA)
General Physics & Mathematics (AREA)

FR749901D 1933-02-01 1933-02-01 Règle à calcul sur support souple Expired FR749901A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR749901T		1933-02-01

Publications (1)

Publication Number	Publication Date
FR749901A true FR749901A (fr)	1933-08-01

Family

ID=9149310

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR749901D Expired FR749901A (fr)	1933-02-01	1933-02-01	Règle à calcul sur support souple

Country Status (1)

Country	Link
FR (1)	FR749901A (fr)

1933
- 1933-02-01 FR FR749901D patent/FR749901A/fr not_active Expired

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