CH218236A - Telegraphischer Tastensender zur Aussendung von Impulsreihen. - Google Patents
Telegraphischer Tastensender zur Aussendung von Impulsreihen.Info
- Publication number
- CH218236A CH218236A CH218236DA CH218236A CH 218236 A CH218236 A CH 218236A CH 218236D A CH218236D A CH 218236DA CH 218236 A CH218236 A CH 218236A
- Authority
- CH
- Switzerland
- Prior art keywords
- telegraphic
- transmission
- impulse series
- button transmitter
- transmitter
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L21/00—Apparatus or local circuits for mosaic printer telegraph systems
- H04L21/02—Apparatus or local circuits for mosaic printer telegraph systems at the transmitting end
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Push-Button Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES139561D DE765982C (de) | 1939-12-17 | 1939-12-17 | Telegraphischer Tastensender zur Aussendung von Impulsreihen, die vorzugsweise Buchstabenbildern entsprechen |
Publications (1)
Publication Number | Publication Date |
---|---|
CH218236A true CH218236A (de) | 1941-11-30 |
Family
ID=5831193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH218236D CH218236A (de) | 1939-12-17 | 1941-01-24 | Telegraphischer Tastensender zur Aussendung von Impulsreihen. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2352031A (de) |
BE (1) | BE442791A (de) |
CH (1) | CH218236A (de) |
DE (1) | DE765982C (de) |
FR (1) | FR870167A (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2563355A (en) * | 1947-04-07 | 1951-08-07 | Donald B Murray | Code transmitter |
US2623118A (en) * | 1948-10-08 | 1952-12-23 | Creed & Co Ltd | Keyboard controlled telegraph apparatus |
US2712036A (en) * | 1952-02-03 | 1955-06-28 | Moser Otto | Teletypewriter keyboard |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB423155A (en) * | 1933-07-06 | 1935-01-25 | Siemens Ag | Improvements in keyboard impulse transmitters for use in teleprinting systems |
-
1939
- 1939-12-17 DE DES139561D patent/DE765982C/de not_active Expired
-
1941
- 1941-01-24 CH CH218236D patent/CH218236A/de unknown
- 1941-02-19 FR FR870167D patent/FR870167A/fr not_active Expired
- 1941-08-08 US US405985A patent/US2352031A/en not_active Expired - Lifetime
- 1941-09-23 BE BE442791D patent/BE442791A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE442791A (de) | 1941-10-31 |
FR870167A (fr) | 1942-03-04 |
US2352031A (en) | 1944-06-20 |
DE765982C (de) | 1954-09-27 |
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