NL6507957A - - Google Patents
Info
- Publication number
- NL6507957A NL6507957A NL6507957A NL6507957A NL6507957A NL 6507957 A NL6507957 A NL 6507957A NL 6507957 A NL6507957 A NL 6507957A NL 6507957 A NL6507957 A NL 6507957A NL 6507957 A NL6507957 A NL 6507957A
- Authority
- NL
- Netherlands
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Devices For Supply Of Signal Current (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6507957A NL6507957A (xx) | 1965-06-22 | 1965-06-22 | |
DE19661487842 DE1487842C3 (de) | 1965-06-22 | 1966-06-18 | Schaltungsanordnung mit einer Teilnehmerleitung und zwei Fernsprechgeräten |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6507957A NL6507957A (xx) | 1965-06-22 | 1965-06-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6507957A true NL6507957A (xx) | 1965-08-25 |
Family
ID=19793444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6507957A NL6507957A (xx) | 1965-06-22 | 1965-06-22 |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE1487842C3 (xx) |
NL (1) | NL6507957A (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3524454A1 (de) * | 1985-07-09 | 1987-01-15 | Norbert Moch | Schaltungsanordnung fuer das anschliessen von mehreren telefonapparaten an einen teilnehmeranschluss einer telefonanlage |
-
1965
- 1965-06-22 NL NL6507957A patent/NL6507957A/xx unknown
-
1966
- 1966-06-18 DE DE19661487842 patent/DE1487842C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1487842B2 (de) | 1974-09-12 |
DE1487842A1 (de) | 1969-01-16 |
DE1487842C3 (de) | 1975-04-24 |