BE454877A - - Google Patents
Info
- Publication number
- BE454877A BE454877A BE454877DA BE454877A BE 454877 A BE454877 A BE 454877A BE 454877D A BE454877D A BE 454877DA BE 454877 A BE454877 A BE 454877A
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR897083T | 1943-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE454877A true BE454877A (US07922777-20110412-C00004.png) |
Family
ID=9391349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE454877D BE454877A (US07922777-20110412-C00004.png) | 1943-03-31 |
Country Status (5)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR959077A (US07922777-20110412-C00004.png) * | 1942-10-31 | 1950-03-23 | ||
| NL161592B (nl) * | 1950-05-31 | Xerox Corp | Werkwijze voor het bereiden van een cyaanblauwe elektrofotografische toner. | |
| US2741663A (en) * | 1950-06-16 | 1956-04-10 | Nederlanden Staat | Automatic switching system |
| US2755340A (en) * | 1951-01-22 | 1956-07-17 | Nederlanden Staat | Circuit reserving system |
| US2787661A (en) * | 1951-08-04 | 1957-04-02 | Philips Corp | Circuit for use in automatic signalling systems |
| BE514718A (US07922777-20110412-C00004.png) * | 1951-10-16 | |||
| US2787665A (en) * | 1952-02-14 | 1957-04-02 | Nederlanden Staat | Matching register controlled circuit for a switching network |
| BE538355A (US07922777-20110412-C00004.png) * | 1954-05-24 | |||
| US2763713A (en) * | 1954-12-28 | 1956-09-18 | Teletype Corp | Telegraph station selector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1588764A (en) * | 1921-03-18 | 1926-06-15 | Siemens Ag | Telephone system |
| DE673407C (de) * | 1930-06-08 | 1939-03-22 | Siemens Ag | Schaltungsanordnung zur Verbindungszaehlung in Fernschreibvermittlungsanlagen mit Waehlerbetrieb |
| US1904278A (en) * | 1932-01-27 | 1933-04-18 | Bell Telephone Labor Inc | Message register circuit for telegraph exchanges |
| US2204957A (en) * | 1937-11-06 | 1940-06-18 | Bell Telephone Labor Inc | Automatic call recording system |
-
0
- NL NL82905D patent/NL82905C/xx active
- BE BE454877D patent/BE454877A/xx unknown
-
1943
- 1943-03-31 FR FR897083D patent/FR897083A/fr not_active Expired
-
1944
- 1944-03-28 CH CH252925D patent/CH252925A/fr unknown
-
1946
- 1946-03-16 US US654845A patent/US2529166A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH252925A (fr) | 1948-01-31 |
| NL82905C (US07922777-20110412-C00004.png) | |
| FR897083A (fr) | 1945-03-12 |
| US2529166A (en) | 1950-11-07 |
