BE358514A - - Google Patents
Info
- Publication number
- BE358514A BE358514A BE358514DA BE358514A BE 358514 A BE358514 A BE 358514A BE 358514D A BE358514D A BE 358514DA BE 358514 A BE358514 A BE 358514A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Impression-Transfer Materials And Handling Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB274929A GB328325A (en) | 1929-01-26 | 1929-01-26 | Improvements in or relating to call recording apparatus for use in telephone systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE358514A true BE358514A (el) |
Family
ID=9745152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE358514D BE358514A (el) | 1929-01-26 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE358514A (el) |
| FR (1) | FR671317A (el) |
| GB (1) | GB328325A (el) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3809051A1 (de) * | 1988-03-18 | 1989-09-28 | Rheinmetall Gmbh | Verfahren zur herstellung einer einlage zum belegen einer sprengstoffladung |
-
0
- BE BE358514D patent/BE358514A/xx unknown
-
1929
- 1929-01-26 GB GB274929A patent/GB328325A/en not_active Expired
- 1929-03-12 FR FR671317D patent/FR671317A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR671317A (fr) | 1929-12-11 |
| GB328325A (en) | 1930-04-28 |