BE374097A - - Google Patents
Info
- Publication number
- BE374097A BE374097A BE374097DA BE374097A BE 374097 A BE374097 A BE 374097A BE 374097D A BE374097D A BE 374097DA BE 374097 A BE374097 A BE 374097A
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR703598T | 1930-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE374097A true BE374097A (zh) |
Family
ID=9062322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE374097D BE374097A (zh) | 1930-10-11 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE374097A (zh) |
| FR (1) | FR703598A (zh) |
-
0
- BE BE374097D patent/BE374097A/xx unknown
-
1930
- 1930-10-11 FR FR703598D patent/FR703598A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR703598A (fr) | 1931-05-02 |