FR1051296A - Appareil enregistreur téléphonique avec émetteur de réponse - Google Patents
Appareil enregistreur téléphonique avec émetteur de réponseInfo
- Publication number
- FR1051296A FR1051296A FR1051296DA FR1051296A FR 1051296 A FR1051296 A FR 1051296A FR 1051296D A FR1051296D A FR 1051296DA FR 1051296 A FR1051296 A FR 1051296A
- Authority
- FR
- France
- Prior art keywords
- recording device
- telephone recording
- answer transmitter
- answer
- transmitter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H04M1/6515—Recording arrangements for recording a message from the calling party using magnetic tape
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH721448X | 1950-09-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1051296A true FR1051296A (fr) | 1954-01-14 |
Family
ID=4531582
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1051296D Expired FR1051296A (fr) | 1950-09-23 | 1951-09-17 | Appareil enregistreur téléphonique avec émetteur de réponse |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE505867A (de) |
CH (1) | CH294519A (de) |
FR (1) | FR1051296A (de) |
GB (1) | GB721448A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3183495A (en) * | 1956-08-31 | 1965-05-11 | Sperry Rand Corp | Random access magnetic tape memory systems |
US3183494A (en) * | 1956-08-31 | 1965-05-11 | Sperry Rand Corp | Random access memory systems |
-
0
- BE BE505867D patent/BE505867A/xx unknown
-
1950
- 1950-09-23 CH CH294519D patent/CH294519A/de unknown
-
1951
- 1951-09-17 FR FR1051296D patent/FR1051296A/fr not_active Expired
- 1951-09-20 GB GB22044/51A patent/GB721448A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE505867A (de) | |
CH294519A (de) | 1953-11-15 |
GB721448A (en) | 1955-01-05 |
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