BE389833A - - Google Patents
Info
- Publication number
- BE389833A BE389833A BE389833DA BE389833A BE 389833 A BE389833 A BE 389833A BE 389833D A BE389833D A BE 389833DA BE 389833 A BE389833 A BE 389833A
- 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)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR397456X | 1931-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE389833A true BE389833A (en:Method) |
Family
ID=8896542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE389833D BE389833A (en:Method) | 1931-07-15 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1965146A (en:Method) |
| BE (1) | BE389833A (en:Method) |
| CH (1) | CH163713A (en:Method) |
| FR (1) | FR742208A (en:Method) |
| GB (1) | GB397456A (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR957665A (en:Method) * | 1947-12-22 | 1950-02-23 | ||
| US2891114A (en) * | 1954-02-09 | 1959-06-16 | Siemens Ag | Circuit arrangement for governing the operation of key-controlled telephone switching apparatus |
| US3659058A (en) * | 1970-05-11 | 1972-04-25 | Antonio Peral Hernandez | Automatic device for dialling pulses |
| CA1179191A (en) * | 1981-03-13 | 1984-12-11 | Paul R. Robinson | Loop retention device for hook operated bomb arming solenoids |
-
0
- FR FR742208D patent/FR742208A/fr not_active Expired
- BE BE389833D patent/BE389833A/xx unknown
-
1931
- 1931-11-19 GB GB32052/31A patent/GB397456A/en not_active Expired
-
1932
- 1932-07-15 CH CH163713D patent/CH163713A/de unknown
- 1932-07-18 US US623261A patent/US1965146A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR742208A (en:Method) | 1933-03-02 |
| GB397456A (en) | 1933-08-24 |
| US1965146A (en) | 1934-07-03 |
| CH163713A (de) | 1933-08-31 |