FR821032A - Perfectionnements aux machines tabulatrices - Google Patents
Perfectionnements aux machines tabulatricesInfo
- Publication number
- FR821032A FR821032A FR821032DA FR821032A FR 821032 A FR821032 A FR 821032A FR 821032D A FR821032D A FR 821032DA FR 821032 A FR821032 A FR 821032A
- Authority
- FR
- France
- Prior art keywords
- tabulating machines
- tabulating
- 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
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Transmission Devices (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44554A US2150227A (en) | 1935-10-11 | 1935-10-11 | Tabulating machine |
Publications (1)
Publication Number | Publication Date |
---|---|
FR821032A true FR821032A (fr) | 1937-11-25 |
Family
ID=21933015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR821032D Expired FR821032A (fr) | 1935-10-11 | 1936-10-07 | Perfectionnements aux machines tabulatrices |
Country Status (4)
Country | Link |
---|---|
US (1) | US2150227A (fr) |
DE (1) | DE661465C (fr) |
FR (1) | FR821032A (fr) |
GB (1) | GB483021A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2608346A (en) * | 1946-06-14 | 1952-08-26 | Friden Calculating Machine Co | Ten key differential entry mechanism |
US2480744A (en) * | 1948-02-19 | 1949-08-30 | Ibm | Accumulator of the step by step operated type |
US2770416A (en) * | 1951-04-13 | 1956-11-13 | Friden Calculating Machine Co | Calculating machine |
US2647600A (en) * | 1951-10-13 | 1953-08-04 | Underwood Corp | Overload release device |
US3236348A (en) * | 1964-05-22 | 1966-02-22 | Ibm | Clutch with cushion engagement |
US3581856A (en) * | 1969-05-06 | 1971-06-01 | Lambert W Fleckenstein | Transverse engaging, pivoted pawl clutch |
-
1935
- 1935-10-11 US US44554A patent/US2150227A/en not_active Expired - Lifetime
-
1936
- 1936-10-07 FR FR821032D patent/FR821032A/fr not_active Expired
- 1936-10-07 DE DED73623D patent/DE661465C/de not_active Expired
- 1936-10-09 GB GB27441/36A patent/GB483021A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB483021A (en) | 1938-04-11 |
DE661465C (de) | 1938-06-22 |
US2150227A (en) | 1939-03-14 |
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