BE401222A - - Google Patents
Info
- Publication number
- BE401222A BE401222A BE401222DA BE401222A BE 401222 A BE401222 A BE 401222A BE 401222D A BE401222D A BE 401222DA BE 401222 A BE401222 A BE 401222A
- 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
- H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB325634A GB414301A (en) | 1934-01-31 | 1934-01-31 | Improvements in or relating to impulse transmitting arrangements for use in telephone systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE401222A true BE401222A (pl) | 1934-03-31 |
Family
ID=9754890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE401222D BE401222A (pl) | 1934-01-31 | 1934-02-01 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE401222A (pl) |
| FR (1) | FR768075A (pl) |
| GB (1) | GB414301A (pl) |
-
1934
- 1934-01-31 GB GB325634A patent/GB414301A/en not_active Expired
- 1934-02-01 BE BE401222D patent/BE401222A/xx unknown
- 1934-02-02 FR FR768075D patent/FR768075A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR768075A (fr) | 1934-07-31 |
| GB414301A (en) | 1934-08-02 |