BR7017426D0 - DEVICE WITH CIRCUIT FOR DISTANCE TRANSMISSION INSTALLATIONS AND WITH CENTRAL CONTROL ESPECIALLY INSTALLATIONS FOR INTER-URBAN TELEPHONY - Google Patents

DEVICE WITH CIRCUIT FOR DISTANCE TRANSMISSION INSTALLATIONS AND WITH CENTRAL CONTROL ESPECIALLY INSTALLATIONS FOR INTER-URBAN TELEPHONY

Info

Publication number
BR7017426D0
BR7017426D0 BR21742670A BR21742670A BR7017426D0 BR 7017426 D0 BR7017426 D0 BR 7017426D0 BR 21742670 A BR21742670 A BR 21742670A BR 21742670 A BR21742670 A BR 21742670A BR 7017426 D0 BR7017426 D0 BR 7017426D0
Authority
BR
Brazil
Prior art keywords
installations
telephony
urban
inter
circuit
Prior art date
Application number
BR21742670A
Other languages
Portuguese (pt)
Inventor
H Gerardt
G Wegmann
E Hoffmann
D Voegtlen
Original Assignee
Siemens Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE19691912610 external-priority patent/DE1912610C/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of BR7017426D0 publication Critical patent/BR7017426D0/en

Links

BR21742670A 1969-03-12 1970-03-12 DEVICE WITH CIRCUIT FOR DISTANCE TRANSMISSION INSTALLATIONS AND WITH CENTRAL CONTROL ESPECIALLY INSTALLATIONS FOR INTER-URBAN TELEPHONY BR7017426D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691912610 DE1912610C (en) 1969-03-12 Circuit arrangement for centrally controlled telecommunication switching systems, in particular telephone switching systems, with backflow lines

Publications (1)

Publication Number Publication Date
BR7017426D0 true BR7017426D0 (en) 1973-01-09

Family

ID=5727915

Family Applications (1)

Application Number Title Priority Date Filing Date
BR21742670A BR7017426D0 (en) 1969-03-12 1970-03-12 DEVICE WITH CIRCUIT FOR DISTANCE TRANSMISSION INSTALLATIONS AND WITH CENTRAL CONTROL ESPECIALLY INSTALLATIONS FOR INTER-URBAN TELEPHONY

Country Status (14)

Country Link
AT (1) AT304649B (en)
BE (1) BE747257A (en)
BR (1) BR7017426D0 (en)
CH (1) CH505521A (en)
CS (1) CS180563B2 (en)
FR (1) FR2037879A5 (en)
GB (1) GB1252552A (en)
HU (1) HU166635B (en)
LU (1) LU60495A1 (en)
NL (1) NL163937C (en)
PL (1) PL80467B1 (en)
RO (1) RO68904A (en)
SU (1) SU437318A3 (en)
YU (1) YU33685B (en)

Also Published As

Publication number Publication date
BE747257A (en) 1970-09-14
GB1252552A (en) 1971-11-10
NL163937B (en) 1980-05-16
DE1912610A1 (en) 1970-09-17
YU33685B (en) 1977-12-31
NL163937C (en) 1980-10-15
SU437318A3 (en) 1974-07-25
YU56870A (en) 1977-06-30
NL7002940A (en) 1970-09-15
RO68904A (en) 1982-05-10
AT304649B (en) 1973-01-10
LU60495A1 (en) 1970-05-11
PL80467B1 (en) 1975-08-30
CH505521A (en) 1971-03-31
HU166635B (en) 1975-04-28
FR2037879A5 (en) 1970-12-31
CS180563B2 (en) 1978-01-31
DE1912610B2 (en) 1971-10-28

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