Patent:US3003033
Patent: | US 3003033 |
Titel: | Adapter circuit for adding automatic answering to central station switching equipment |
Datum: | 03.10.1961 |
Ort: | |
Land: | USA |
Person: | Kuksa John R |
Firma: | Automatic Elect Lab |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | ![]() ![]() |
- DATUM: 03.10.1961
- TITEL: Adapter circuit for adding automatic answering to central station switching equipment
- PERSON: AUTOMATIC ELECT LAB