FR1442909A - Electric analog calculating machine - Google Patents
Electric analog calculating machineInfo
- Publication number
- FR1442909A FR1442909A FR27730A FR27730A FR1442909A FR 1442909 A FR1442909 A FR 1442909A FR 27730 A FR27730 A FR 27730A FR 27730 A FR27730 A FR 27730A FR 1442909 A FR1442909 A FR 1442909A
- Authority
- FR
- France
- Prior art keywords
- calculating machine
- electric analog
- analog calculating
- electric
- machine
- Prior art date
- 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
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
- G06G7/20—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating powers, roots, polynomes, mean square values, standard deviation
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Toys (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1964SC036655 DE1908161U (en) | 1964-08-31 | 1964-08-31 | CHESSBOARD. |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1442909A true FR1442909A (en) | 1966-06-17 |
Family
ID=33372594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR27730A Expired FR1442909A (en) | 1964-08-31 | 1965-08-09 | Electric analog calculating machine |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1908161U (en) |
FR (1) | FR1442909A (en) |
GB (1) | GB1122052A (en) |
-
1964
- 1964-08-31 DE DE1964SC036655 patent/DE1908161U/en not_active Expired
-
1965
- 1965-08-09 FR FR27730A patent/FR1442909A/en not_active Expired
- 1965-08-12 GB GB3453265A patent/GB1122052A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1908161U (en) | 1965-01-07 |
GB1122052A (en) | 1968-07-31 |
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