FR926372A - Electrical device for calculating or measuring - Google Patents

Electrical device for calculating or measuring

Info

Publication number: FR926372A
Authority: FR; France
Prior art keywords: calculating; measuring; electrical device; electrical
Prior art date: 1942-10-07
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

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.)

AC Cossor Ltd

Original Assignee

AC Cossor Ltd

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.)

1942-10-07

Filing date

1946-05-07

Publication date

1947-09-30

1946-05-07 Application filed by AC Cossor Ltd filed Critical AC Cossor Ltd

1947-09-30 Application granted granted Critical

1947-09-30 Publication of FR926372A publication Critical patent/FR926372A/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/22—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating trigonometric functions; for conversion of co-ordinates; for computations involving vector quantities

Landscapes

Physics & Mathematics (AREA)
Mathematical Physics (AREA)
Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
General Physics & Mathematics (AREA)
Pure & Applied Mathematics (AREA)
Mathematical Optimization (AREA)
Mathematical Analysis (AREA)
Software Systems (AREA)
Computer Hardware Design (AREA)
Algebra (AREA)
Amplifiers (AREA)
Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)

FR926372D 1942-10-07 1946-05-07 Electrical device for calculating or measuring Expired FR926372A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1408242A GB579274A (en)	1942-10-07	1942-10-07	Improvements relating to electrical calculating or measuring apparatus

Publications (1)

Publication Number	Publication Date
FR926372A true FR926372A (en)	1947-09-30

Family

ID=10034657

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR926372D Expired FR926372A (en)	1942-10-07	1946-05-07	Electrical device for calculating or measuring

Country Status (3)

Country	Link
DE (1)	DE857289C (en)
FR (1)	FR926372A (en)
GB (1)	GB579274A (en)

1942
- 1942-10-07 GB GB1408242A patent/GB579274A/en not_active Expired
1946
- 1946-05-07 FR FR926372D patent/FR926372A/en not_active Expired
1950
- 1950-08-02 DE DEC1884A patent/DE857289C/en not_active Expired

Also Published As

Publication number	Publication date
DE857289C (en)	1952-11-27
GB579274A (en)	1946-07-30

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