BE816776A - FAULT DETECTOR FOR PENTACONTA TYPE TELEPHONE AUTO-SWITCH - Google Patents
FAULT DETECTOR FOR PENTACONTA TYPE TELEPHONE AUTO-SWITCHInfo
- Publication number
- BE816776A BE816776A BE145812A BE145812A BE816776A BE 816776 A BE816776 A BE 816776A BE 145812 A BE145812 A BE 145812A BE 145812 A BE145812 A BE 145812A BE 816776 A BE816776 A BE 816776A
- Authority
- BE
- Belgium
- Prior art keywords
- pentaconta
- switch
- fault detector
- type telephone
- telephone auto
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7323711A FR2235560B1 (en) | 1973-06-28 | 1973-06-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE816776A true BE816776A (en) | 1974-10-16 |
Family
ID=9121722
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE145812A BE816776A (en) | 1973-06-28 | 1974-06-24 | FAULT DETECTOR FOR PENTACONTA TYPE TELEPHONE AUTO-SWITCH |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE816776A (en) |
ES (1) | ES427809A1 (en) |
FR (1) | FR2235560B1 (en) |
GB (1) | GB1480595A (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE551031A (en) * | 1955-07-05 | |||
FR1259529A (en) * | 1960-03-10 | 1961-04-28 | Constr Telephoniques | Maintenance device of an automatic telephone exchange |
-
1973
- 1973-06-28 FR FR7323711A patent/FR2235560B1/fr not_active Expired
-
1974
- 1974-06-24 BE BE145812A patent/BE816776A/en unknown
- 1974-06-28 ES ES427809A patent/ES427809A1/en not_active Expired
- 1974-06-28 GB GB2875074A patent/GB1480595A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2235560B1 (en) | 1978-08-04 |
FR2235560A1 (en) | 1975-01-24 |
ES427809A1 (en) | 1976-08-01 |
GB1480595A (en) | 1977-07-20 |
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