FR712450A - Perfectionnements aux machines comptables - Google Patents
Perfectionnements aux machines comptablesInfo
- Publication number
- FR712450A FR712450A FR712450DA FR712450A FR 712450 A FR712450 A FR 712450A FR 712450D A FR712450D A FR 712450DA FR 712450 A FR712450 A FR 712450A
- Authority
- FR
- France
- Prior art keywords
- accounting machines
- accounting
- machines
- 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
- 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
- G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
- G06F7/462—Multiplying; dividing
- G06F7/465—Multiplying; dividing by partial product forming (with electric multiplication table)
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Computational Mathematics (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Catching Or Destruction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US423000A US2138337A (en) | 1930-01-24 | 1930-01-24 | Accounting machine |
Publications (1)
Publication Number | Publication Date |
---|---|
FR712450A true FR712450A (fr) | 1931-10-16 |
Family
ID=23677284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR712450D Expired FR712450A (fr) | 1930-01-24 | 1931-03-03 | Perfectionnements aux machines comptables |
Country Status (5)
Country | Link |
---|---|
US (1) | US2138337A (fr) |
DE (1) | DE739282C (fr) |
FR (1) | FR712450A (fr) |
GB (1) | GB371447A (fr) |
NL (1) | NL42868C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1011196B (de) * | 1932-05-21 | 1957-06-27 | Ibm Deutschland | Durch Lochkarten gesteuerte Multiplikationsmaschine |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2528453A (en) * | 1947-05-29 | 1950-10-31 | Ibm | Record controlled multiplying machine |
-
0
- NL NL42868D patent/NL42868C/xx active
-
1930
- 1930-01-24 US US423000A patent/US2138337A/en not_active Expired - Lifetime
-
1931
- 1931-01-23 GB GB2320/31A patent/GB371447A/en not_active Expired
- 1931-01-23 DE DET38212D patent/DE739282C/de not_active Expired
- 1931-03-03 FR FR712450D patent/FR712450A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1011196B (de) * | 1932-05-21 | 1957-06-27 | Ibm Deutschland | Durch Lochkarten gesteuerte Multiplikationsmaschine |
Also Published As
Publication number | Publication date |
---|---|
DE739282C (de) | 1943-09-24 |
GB371447A (en) | 1932-04-25 |
US2138337A (en) | 1938-11-29 |
NL42868C (fr) |
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