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SU19670A1 - Switch for connecting the test telephone to the telephone network - Google Patents

Switch for connecting the test telephone to the telephone network

Info

Publication number
SU19670A1
SU19670A1 SU63745A SU63745A SU19670A1 SU 19670 A1 SU19670 A1 SU 19670A1 SU 63745 A SU63745 A SU 63745A SU 63745 A SU63745 A SU 63745A SU 19670 A1 SU19670 A1 SU 19670A1
Authority
SU
USSR - Soviet Union
Prior art keywords
telephone
switch
test
telephone network
network
Prior art date
Application number
SU63745A
Other languages
Russian (ru)
Inventor
К.П. Холодный
Original Assignee
К.П. Холодный
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
Application filed by К.П. Холодный filed Critical К.П. Холодный
Priority to SU63745A priority Critical patent/SU19670A1/en
Application granted granted Critical
Publication of SU19670A1 publication Critical patent/SU19670A1/en

Links

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  • Monitoring And Testing Of Exchanges (AREA)

Description

.... S  .... s

Е патенту 1К. П. Холодного № 19670E patent 1K. P. Cold No. 19670

к.to.

SU63745A 1930-02-04 1930-02-04 Switch for connecting the test telephone to the telephone network SU19670A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU63745A SU19670A1 (en) 1930-02-04 1930-02-04 Switch for connecting the test telephone to the telephone network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU63745A SU19670A1 (en) 1930-02-04 1930-02-04 Switch for connecting the test telephone to the telephone network

Publications (1)

Publication Number Publication Date
SU19670A1 true SU19670A1 (en) 1931-03-31

Family

ID=48339191

Family Applications (1)

Application Number Title Priority Date Filing Date
SU63745A SU19670A1 (en) 1930-02-04 1930-02-04 Switch for connecting the test telephone to the telephone network

Country Status (1)

Country Link
SU (1) SU19670A1 (en)

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