DE9201357U1 - - Google Patents
Info
- Publication number
- DE9201357U1 DE9201357U1 DE9201357U DE9201357U DE9201357U1 DE 9201357 U1 DE9201357 U1 DE 9201357U1 DE 9201357 U DE9201357 U DE 9201357U DE 9201357 U DE9201357 U DE 9201357U DE 9201357 U1 DE9201357 U1 DE 9201357U1
- Authority
- DE
- Germany
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9201357U DE9201357U1 (en) | 1992-02-04 | 1992-02-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9201357U DE9201357U1 (en) | 1992-02-04 | 1992-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE9201357U1 true DE9201357U1 (en) | 1992-05-21 |
Family
ID=6875738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9201357U Expired - Lifetime DE9201357U1 (en) | 1992-02-04 | 1992-02-04 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE9201357U1 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3000278C2 (en) * | 1980-01-05 | 1986-05-28 | Neumann Elektronik GmbH, 4330 Mülheim | Electro-optical alarm clock |
| DE3716140A1 (en) * | 1987-05-14 | 1988-11-24 | Rutenbeck Wilhelm Gmbh & Co | Power connection relay (PCR) for telephone networks operated according to the ISDN system |
| DE9000457U1 (en) * | 1990-01-17 | 1990-03-22 | Isotronic Dieter Mezger, 7407 Rottenburg, De | |
| DE9001291U1 (en) * | 1990-02-05 | 1990-04-12 | Votronic Entwicklungs- Und Produktionsgesellschaft Fuer Elektronische Geraete Mbh, 6670 St Ingbert, De |
-
1992
- 1992-02-04 DE DE9201357U patent/DE9201357U1/de not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3000278C2 (en) * | 1980-01-05 | 1986-05-28 | Neumann Elektronik GmbH, 4330 Mülheim | Electro-optical alarm clock |
| DE3716140A1 (en) * | 1987-05-14 | 1988-11-24 | Rutenbeck Wilhelm Gmbh & Co | Power connection relay (PCR) for telephone networks operated according to the ISDN system |
| DE9000457U1 (en) * | 1990-01-17 | 1990-03-22 | Isotronic Dieter Mezger, 7407 Rottenburg, De | |
| DE9001291U1 (en) * | 1990-02-05 | 1990-04-12 | Votronic Entwicklungs- Und Produktionsgesellschaft Fuer Elektronische Geraete Mbh, 6670 St Ingbert, De |