BE445776A - - Google Patents
Info
- Publication number
- BE445776A BE445776A BE445776DA BE445776A BE 445776 A BE445776 A BE 445776A BE 445776D A BE445776D A BE 445776DA BE 445776 A BE445776 A BE 445776A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE881735X | 1941-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE445776A true BE445776A (zh) |
Family
ID=6831384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE445776D BE445776A (zh) | 1941-05-02 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE445776A (zh) |
| FR (1) | FR881735A (zh) |
-
0
- BE BE445776D patent/BE445776A/xx unknown
-
1942
- 1942-05-01 FR FR881735D patent/FR881735A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR881735A (fr) | 1943-05-06 |