NL7302266A - - Google Patents
Info
- Publication number
- NL7302266A NL7302266A NL7302266A NL7302266A NL7302266A NL 7302266 A NL7302266 A NL 7302266A NL 7302266 A NL7302266 A NL 7302266A NL 7302266 A NL7302266 A NL 7302266A NL 7302266 A NL7302266 A NL 7302266A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G1/00—Hand manipulated computing devices
- G06G1/0005—Hand manipulated computing devices characterised by a specific application
- G06G1/0047—Hand manipulated computing devices characterised by a specific application for printing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G1/00—Hand manipulated computing devices
- G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
- G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Dot-Matrix Printers And Others (AREA)
- Character Spaces And Line Spaces In Printers (AREA)
- Credit Cards Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH301572A CH556060A (fr) | 1972-03-01 | 1972-03-01 | Dispositif pour faciliter la lecture de reglettes graduees. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7302266A true NL7302266A (fr) | 1973-09-04 |
Family
ID=4246717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7302266A NL7302266A (fr) | 1972-03-01 | 1973-02-19 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3831840A (fr) |
| JP (1) | JPS48101990A (fr) |
| CH (1) | CH556060A (fr) |
| DE (1) | DE2216407A1 (fr) |
| FR (1) | FR2174601A5 (fr) |
| GB (1) | GB1393502A (fr) |
| IT (1) | IT977902B (fr) |
| NL (1) | NL7302266A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5463642A (en) | 1977-10-31 | 1979-05-22 | Tokyo Keiki Kk | Check digit calculator |
| US4272674A (en) | 1977-10-31 | 1981-06-09 | Tokyo Keiki Company Ltd. | Check digit calculator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US67269A (en) * | 1867-07-30 | coffin | ||
| US1354977A (en) * | 1916-10-03 | 1920-10-05 | Charles T Kammeyer | Type-gage |
| US2643058A (en) * | 1951-07-23 | 1953-06-23 | Michael J Quillinan | Slide rule |
| US3197135A (en) * | 1963-07-24 | 1965-07-27 | Turner M Osler | Slide rule |
| US3272431A (en) * | 1965-07-15 | 1966-09-13 | Cesar M Dablo | Fraction-decimal calculator |
-
1972
- 1972-03-01 CH CH301572A patent/CH556060A/fr not_active IP Right Cessation
- 1972-04-05 DE DE2216407A patent/DE2216407A1/de active Pending
-
1973
- 1973-02-19 NL NL7302266A patent/NL7302266A/xx unknown
- 1973-02-27 IT IT67502/73A patent/IT977902B/it active
- 1973-02-27 FR FR7306944A patent/FR2174601A5/fr not_active Expired
- 1973-02-27 GB GB952973A patent/GB1393502A/en not_active Expired
- 1973-02-28 JP JP2423773A patent/JPS48101990A/ja active Pending
- 1973-02-28 US US00336622A patent/US3831840A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2216407A1 (de) | 1973-09-06 |
| JPS48101990A (fr) | 1973-12-21 |
| IT977902B (it) | 1974-09-20 |
| US3831840A (en) | 1974-08-27 |
| GB1393502A (en) | 1975-05-07 |
| FR2174601A5 (fr) | 1973-10-12 |
| CH556060A (fr) | 1974-11-15 |