BE377618A - - Google Patents
Info
- Publication number
- BE377618A BE377618A BE377618DA BE377618A BE 377618 A BE377618 A BE 377618A BE 377618D A BE377618D A BE 377618DA BE 377618 A BE377618 A BE 377618A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/06—Answer-back mechanisms or circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Printing Methods (AREA)
- Lock And Its Accessories (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- Input From Keyboards Or The Like (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8821/30A GB351018A (en) | 1930-03-19 | 1930-03-19 | Improvements in or relating to telegraph systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE377618A true BE377618A (cs) |
Family
ID=9859857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE377618D BE377618A (cs) | 1930-03-19 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1879524A (cs) |
| BE (1) | BE377618A (cs) |
| DE (1) | DE753439C (cs) |
| FR (1) | FR711721A (cs) |
| GB (1) | GB351018A (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2752414A (en) * | 1952-09-16 | 1956-06-26 | Teletype Corp | Answer back device for printing telegraph systems |
| DE974367C (de) * | 1953-08-21 | 1960-12-08 | Hell Rudolf Dr Ing Fa | Namengeber fuer Bildtelegraphie |
-
0
- BE BE377618D patent/BE377618A/xx unknown
-
1930
- 1930-03-19 GB GB8821/30A patent/GB351018A/en not_active Expired
-
1931
- 1931-02-20 FR FR711721D patent/FR711721A/fr not_active Expired
- 1931-02-28 US US519038A patent/US1879524A/en not_active Expired - Lifetime
- 1931-03-07 DE DEC44504D patent/DE753439C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE753439C (de) | 1952-10-27 |
| FR711721A (fr) | 1931-09-16 |
| US1879524A (en) | 1932-09-27 |
| GB351018A (en) | 1931-06-19 |