FR845370A - Dispositif calculateur - Google Patents

Dispositif calculateur

Info

Publication number: FR845370A
Authority: FR; France
Prior art keywords: calculating device; calculating
Prior art date: 1938-10-29
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

Leenhardt Tony Albert

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.)

1938-10-29

Filing date

1938-10-29

Publication date

1939-08-21

1938-10-29 Application filed filed Critical

1939-08-21 Application granted granted Critical

1939-08-21 Publication of FR845370A publication Critical patent/FR845370A/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)

FR845370D 1938-10-29 1938-10-29 Dispositif calculateur Expired FR845370A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR845370T		1938-10-29

Publications (1)

Publication Number	Publication Date
FR845370A true FR845370A (fr)	1939-08-21

Family

ID=9312804

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR845370D Expired FR845370A (fr)	1938-10-29	1938-10-29	Dispositif calculateur

Country Status (1)

Country	Link
FR (1)	FR845370A (fr)

1938
- 1938-10-29 FR FR845370D patent/FR845370A/fr not_active Expired

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