CH212584A - Elektrisches Rechengerät. - Google Patents
Elektrisches Rechengerät.Info
- Publication number
- CH212584A CH212584A CH212584DA CH212584A CH 212584 A CH212584 A CH 212584A CH 212584D A CH212584D A CH 212584DA CH 212584 A CH212584 A CH 212584A
- Authority
- CH
- Switzerland
- Prior art keywords
- calculating device
- electrical calculating
- electrical
- calculating
- Prior art date
Links
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
-
- 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
- G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Mathematical Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Power Engineering (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH520228X | 1938-05-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH212584A true CH212584A (de) | 1940-11-30 |
Family
ID=4517903
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH210859D CH210859A (de) | 1938-05-25 | 1938-05-25 | Verfahren und elektrisches Rechengerät zur fortlaufenden Ermittlung der Funktionswerte von Funktionen von mehreren unabhängigen Veränderlichen. |
CH212584D CH212584A (de) | 1938-05-25 | 1939-06-10 | Elektrisches Rechengerät. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH210859D CH210859A (de) | 1938-05-25 | 1938-05-25 | Verfahren und elektrisches Rechengerät zur fortlaufenden Ermittlung der Funktionswerte von Funktionen von mehreren unabhängigen Veränderlichen. |
Country Status (5)
Country | Link |
---|---|
CH (2) | CH210859A (de) |
DE (1) | DE750780C (de) |
FR (2) | FR51216E (de) |
GB (2) | GB520228A (de) |
NL (1) | NL55441C (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2497883A (en) * | 1943-01-28 | 1950-02-21 | Sperry Corp | Electronic computer |
US2652979A (en) * | 1945-08-01 | 1953-09-22 | Chance Britton | Arrangement for providing corrections in ground-position-indicating systems |
NL77787C (de) * | 1950-05-06 |
-
0
- NL NL55441D patent/NL55441C/xx active
- FR FR851948D patent/FR851948A/fr not_active Expired
-
1938
- 1938-05-25 CH CH210859D patent/CH210859A/de unknown
- 1938-05-31 DE DEC54040D patent/DE750780C/de not_active Expired
- 1938-08-16 GB GB24159/38A patent/GB520228A/en not_active Expired
-
1939
- 1939-06-10 CH CH212584D patent/CH212584A/de unknown
-
1940
- 1940-05-30 FR FR51216D patent/FR51216E/fr not_active Expired
- 1940-06-06 GB GB9937/40A patent/GB541761A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL55441C (de) | |
FR851948A (de) | 1940-01-18 |
DE750780C (de) | 1945-01-26 |
GB520228A (en) | 1940-04-18 |
GB541761A (en) | 1941-12-10 |
CH210859A (de) | 1940-08-15 |
FR51216E (fr) | 1941-12-20 |
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