BE772174A - ASSEMBLY FOR TELECOMMUNICATIONS AND ESPECIALLY TELEPHONY INSTALLATIONS - Google Patents
ASSEMBLY FOR TELECOMMUNICATIONS AND ESPECIALLY TELEPHONY INSTALLATIONSInfo
- Publication number
- BE772174A BE772174A BE772174A BE772174A BE772174A BE 772174 A BE772174 A BE 772174A BE 772174 A BE772174 A BE 772174A BE 772174 A BE772174 A BE 772174A BE 772174 A BE772174 A BE 772174A
- Authority
- BE
- Belgium
- Prior art keywords
- telecommunications
- assembly
- installations
- telephony installations
- especially telephony
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702043767 DE2043767C (en) | 1970-09-03 | Circuit arrangement for searching for and selecting free connection paths in a switching network containing several switching stages for telecommunications, in particular for telephone systems |
Publications (1)
Publication Number | Publication Date |
---|---|
BE772174A true BE772174A (en) | 1972-03-03 |
Family
ID=5781516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE772174A BE772174A (en) | 1970-09-03 | 1971-09-03 | ASSEMBLY FOR TELECOMMUNICATIONS AND ESPECIALLY TELEPHONY INSTALLATIONS |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT317306B (en) |
BE (1) | BE772174A (en) |
CH (1) | CH537135A (en) |
FR (1) | FR2102045A5 (en) |
GB (1) | GB1341487A (en) |
LU (1) | LU63817A1 (en) |
NL (1) | NL7112084A (en) |
SE (1) | SE376353B (en) |
-
1971
- 1971-08-12 AT AT705871A patent/AT317306B/en not_active IP Right Cessation
- 1971-08-17 CH CH1207071A patent/CH537135A/en not_active IP Right Cessation
- 1971-08-26 GB GB4000571A patent/GB1341487A/en not_active Expired
- 1971-08-31 FR FR7131429A patent/FR2102045A5/fr not_active Expired
- 1971-09-01 LU LU63817D patent/LU63817A1/xx unknown
- 1971-09-02 NL NL7112084A patent/NL7112084A/xx unknown
- 1971-09-03 BE BE772174A patent/BE772174A/en unknown
- 1971-09-03 SE SE1123471A patent/SE376353B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE2043767A1 (en) | 1972-03-16 |
SE376353B (en) | 1975-05-12 |
DE2043767B2 (en) | 1972-03-16 |
FR2102045A5 (en) | 1972-03-31 |
AT317306B (en) | 1974-08-26 |
CH537135A (en) | 1973-05-15 |
NL7112084A (en) | 1972-03-07 |
LU63817A1 (en) | 1972-01-11 |
GB1341487A (en) | 1973-12-19 |
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