BE466733A - - Google Patents
Info
- Publication number
- BE466733A BE466733A BE466733DA BE466733A BE 466733 A BE466733 A BE 466733A BE 466733D A BE466733D A BE 466733DA BE 466733 A BE466733 A BE 466733A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/40—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using contact-making devices, e.g. electromagnetic relay
- G06F7/42—Adding; Subtracting
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Analysis (AREA)
- Computing Systems (AREA)
- Computational Mathematics (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Relay Circuits (AREA)
- Credit Cards Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US481228A US2420167A (en) | 1943-03-31 | 1943-03-31 | Relay type cross-totalizing device for record card data |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE466733A true BE466733A (de) | 1946-08-31 |
Family
ID=22011847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE466733D BE466733A (de) | 1943-03-31 | 1946-07-18 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2420167A (de) |
| BE (1) | BE466733A (de) |
| DE (1) | DE931011C (de) |
| FR (1) | FR942467A (de) |
| GB (1) | GB576372A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL70891C (de) * | 1945-06-30 | 1900-01-01 | ||
| BE477718A (de) * | 1945-09-29 | |||
| NL264857A (de) * | 1954-06-11 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB224549A (en) * | 1923-11-07 | 1926-04-07 | Bernhard Weiner | Improvements in and relating to calculating machines |
| US2165298A (en) * | 1929-02-28 | 1939-07-11 | Ibm | Automatically controlled calculating mechanism |
| US2061745A (en) * | 1933-01-16 | 1936-11-24 | Felix B Wadel | Electrical adding machine |
| US2228330A (en) * | 1937-06-09 | 1941-01-14 | Ibm | Calculating machine |
| GB535891A (de) * | 1938-07-21 | |||
| US2304442A (en) * | 1938-11-16 | 1942-12-08 | Ibm | Relay commutator |
| US2386763A (en) * | 1940-08-07 | 1945-10-16 | Bell Telephone Labor Inc | Record controlled system |
| US2396229A (en) * | 1942-03-04 | 1946-03-12 | Ibm | Accounting machine |
| US2364540A (en) * | 1942-10-10 | 1944-12-05 | Ibm | Calculating machine |
-
1943
- 1943-03-31 US US481228A patent/US2420167A/en not_active Expired - Lifetime
-
1944
- 1944-03-29 GB GB5840/44A patent/GB576372A/en not_active Expired
-
1946
- 1946-07-11 FR FR942467D patent/FR942467A/fr not_active Expired
- 1946-07-18 BE BE466733D patent/BE466733A/xx unknown
-
1950
- 1950-09-22 DE DEJ2052A patent/DE931011C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR942467A (fr) | 1949-02-09 |
| DE931011C (de) | 1955-07-28 |
| US2420167A (en) | 1947-05-06 |
| GB576372A (en) | 1946-04-01 |