NL6714620A - - Google Patents
Info
- Publication number
- NL6714620A NL6714620A NL6714620A NL6714620A NL6714620A NL 6714620 A NL6714620 A NL 6714620A NL 6714620 A NL6714620 A NL 6714620A NL 6714620 A NL6714620 A NL 6714620A NL 6714620 A NL6714620 A NL 6714620A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J5/00—Devices or arrangements for controlling character selection
- B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
- B41J5/18—Locks
- B41J5/22—Interlocks between keys, e.g. without detent arrangements
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B13/00—Teaching typing
- G09B13/04—Devices used in association with a real typewriter, teleprinter, or the like
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Mechanical Control Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEJ32110A DE1302087B (de) | 1966-10-27 | 1966-10-27 | Tastensperrvorrichtung fuer Schreib- oder aehnliche Maschinen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6714620A true NL6714620A (https=) | 1968-04-29 |
Family
ID=7204362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6714620A NL6714620A (https=) | 1966-10-27 | 1967-10-27 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3481444A (https=) |
| CH (1) | CH467165A (https=) |
| DE (1) | DE1302087B (https=) |
| GB (1) | GB1203258A (https=) |
| NL (1) | NL6714620A (https=) |
| SE (1) | SE329638B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4300352A (en) * | 1979-09-10 | 1981-11-17 | The Geolograph Company | Hydraulic pressure integrator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1504576A (en) * | 1922-12-14 | 1924-08-12 | Pope Edwin | Typewriter |
| US2012001A (en) * | 1932-05-19 | 1935-08-20 | George N Lemmon | Means for facilitating the training of typists |
| US2320637A (en) * | 1938-09-29 | 1943-06-01 | Modigliani Gino | Selective blocking arrangement for the keyboards of teleprinters having complete keyboards |
| US3030009A (en) * | 1956-03-05 | 1962-04-17 | Triumph Werke Nuernberg Ag | Combined typewriter and marking mechanism |
| US3021937A (en) * | 1960-04-12 | 1962-02-20 | Sperry Rand Corp | Selective interlock mechanism |
| US3045799A (en) * | 1960-08-25 | 1962-07-24 | Sperry Rand Corp | Keyboard interlock control means |
-
1966
- 1966-10-27 DE DEJ32110A patent/DE1302087B/de not_active Withdrawn
-
1967
- 1967-10-24 US US677531A patent/US3481444A/en not_active Expired - Lifetime
- 1967-10-25 GB GB48558/67A patent/GB1203258A/en not_active Expired
- 1967-10-27 CH CH1506867A patent/CH467165A/de unknown
- 1967-10-27 SE SE14738/67A patent/SE329638B/xx unknown
- 1967-10-27 NL NL6714620A patent/NL6714620A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE329638B (https=) | 1970-10-19 |
| US3481444A (en) | 1969-12-02 |
| CH467165A (de) | 1969-01-15 |
| DE1302087B (de) | 1969-12-18 |
| GB1203258A (en) | 1970-08-26 |