DE2929661C2 - - Google Patents
Info
- Publication number
- DE2929661C2 DE2929661C2 DE2929661A DE2929661A DE2929661C2 DE 2929661 C2 DE2929661 C2 DE 2929661C2 DE 2929661 A DE2929661 A DE 2929661A DE 2929661 A DE2929661 A DE 2929661A DE 2929661 C2 DE2929661 C2 DE 2929661C2
- 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
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
- H04M19/026—Arrangements for interrupting the ringing current
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Devices For Supply Of Signal Current (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7807961A NL7807961A (nl) | 1978-07-27 | 1978-07-27 | Impedantienetwerk en bewakingsketen voor een telecommu- nicatielynlus, welke dit netwerk gebruikt. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2929661A1 DE2929661A1 (de) | 1980-02-07 |
| DE2929661C2 true DE2929661C2 (US20090177143A1-20090709-C00008.png) | 1987-02-05 |
Family
ID=19831303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792929661 Granted DE2929661A1 (de) | 1978-07-27 | 1979-07-21 | Impedanznetzwerk, insbesondere leitungsschleifenueberwachungsschaltung fuer fernsprechanlagen |
Country Status (8)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3036685C2 (de) * | 1980-09-29 | 1985-10-03 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur Indikation des Teilnehmerschleifenschlusses als Folge eines Rufs |
| JPH0688658B2 (ja) * | 1986-09-10 | 1994-11-09 | 横田機械株式会社 | キヤリヤからの基板分離搬送装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL289634A (US20090177143A1-20090709-C00008.png) * | 1962-03-01 |
-
1978
- 1978-07-27 NL NL7807961A patent/NL7807961A/nl not_active Application Discontinuation
-
1979
- 1979-07-06 NO NO792247A patent/NO792247L/no unknown
- 1979-07-19 FI FI792265A patent/FI792265A/fi not_active Application Discontinuation
- 1979-07-21 DE DE19792929661 patent/DE2929661A1/de active Granted
- 1979-07-23 NZ NZ191080A patent/NZ191080A/xx unknown
- 1979-07-27 JP JP9598979A patent/JPS5539491A/ja active Pending
- 1979-07-27 BE BE2/57978A patent/BE877922A/nl not_active IP Right Cessation
- 1979-07-27 YU YU01838/79A patent/YU183879A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE877922A (nl) | 1980-01-28 |
| JPS5539491A (en) | 1980-03-19 |
| NO792247L (no) | 1980-01-29 |
| YU183879A (en) | 1982-06-30 |
| NL7807961A (nl) | 1980-01-29 |
| FI792265A (fi) | 1980-01-28 |
| DE2929661A1 (de) | 1980-02-07 |
| NZ191080A (en) | 1982-09-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: GRAF, G., DIPL.-ING., PAT.-ASS., 7000 STUTTGART |
|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: ALCATEL N.V., AMSTERDAM, NL |
|
| 8339 | Ceased/non-payment of the annual fee |