BE572146A - - Google Patents
Info
- Publication number
- BE572146A BE572146A BE572146DA BE572146A BE 572146 A BE572146 A BE 572146A BE 572146D A BE572146D A BE 572146DA BE 572146 A BE572146 A BE 572146A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
- H04M1/65—Recording arrangements for recording a message from the calling party
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA573460 | 1957-10-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE572146A true BE572146A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=25560418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE572146D BE572146A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1957-10-18 |
Country Status (6)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1190049B (de) * | 1963-08-19 | 1965-04-01 | Sennheiser Electronic | Anrufbeantworter |
| US4715060A (en) * | 1985-07-15 | 1987-12-22 | Lipscher Bernard N | Door message apparatus with telephone answering device |
| US9503568B1 (en) * | 2016-06-30 | 2016-11-22 | Captioncall, Llc | Detecting dial tone on a telephone line |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE856621C (de) * | 1939-02-12 | 1952-11-24 | Schallband Syndikat A G | Vorrichtung zur selbsttaetigen Aufnahme von Telefongespraechen |
| AT177813B (de) * | 1950-09-23 | 1954-03-10 | Promundo Treuunternehmen Schaa | Telephonograph mit Antwortgeber |
-
0
- BE BE572146D patent/BE572146A/xx unknown
-
1958
- 1958-10-13 GB GB32569/58A patent/GB868770A/en not_active Expired
- 1958-10-17 DE DED29156A patent/DE1140605B/de active Pending
- 1958-10-18 CH CH6517958A patent/CH373782A/de unknown
- 1958-10-18 FR FR776972A patent/FR1245563A/fr not_active Expired
-
1959
- 1959-07-03 AU AU50470/59A patent/AU241233B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB868770A (en) | 1961-05-25 |
| FR1245563A (fr) | 1960-11-10 |
| CH373782A (de) | 1963-12-15 |
| DE1140605B (de) | 1962-12-06 |
| AU241233B1 (en) | 1960-01-14 |