BE358558A - - Google Patents
Info
- Publication number
- BE358558A BE358558A BE358558DA BE358558A BE 358558 A BE358558 A BE 358558A BE 358558D A BE358558D A BE 358558DA BE 358558 A BE358558 A BE 358558A
- 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)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB274829A GB328324A (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 |
|---|---|
| BE358558A true BE358558A (xx) |
Family
ID=9745134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE358558D BE358558A (xx) | 1929-01-26 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE358558A (xx) |
| GB (1) | GB328324A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3029661C2 (de) * | 1980-08-05 | 1983-10-20 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Übertragung einer bei einem Fernsprechteilnehmer sichtbar zu machenden Information über den anderen an der betreffenden Verbindung beteiligten Fernsprechteilnehmer |
-
0
- BE BE358558D patent/BE358558A/xx unknown
-
1929
- 1929-01-26 GB GB274829A patent/GB328324A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB328324A (en) | 1930-04-28 |