JPS4978411A - - Google Patents

Info

Publication number
JPS4978411A
JPS4978411A JP12054172A JP12054172A JPS4978411A JP S4978411 A JPS4978411 A JP S4978411A JP 12054172 A JP12054172 A JP 12054172A JP 12054172 A JP12054172 A JP 12054172A JP S4978411 A JPS4978411 A JP S4978411A
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP12054172A
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 filed Critical
Priority to JP12054172A priority Critical patent/JPS4978411A/ja
Publication of JPS4978411A publication Critical patent/JPS4978411A/ja
Pending legal-status Critical Current

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  • Devices For Supply Of Signal Current (AREA)
JP12054172A 1972-11-30 1972-11-30 Pending JPS4978411A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12054172A JPS4978411A (ja) 1972-11-30 1972-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12054172A JPS4978411A (ja) 1972-11-30 1972-11-30

Publications (1)

Publication Number Publication Date
JPS4978411A true JPS4978411A (ja) 1974-07-29

Family

ID=14788831

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12054172A Pending JPS4978411A (ja) 1972-11-30 1972-11-30

Country Status (1)

Country Link
JP (1) JPS4978411A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5448421A (en) * 1977-07-08 1979-04-17 Nippon Telegr & Teleph Corp <Ntt> Inspection system for relay group driving unit
JPS54160103A (en) * 1978-06-09 1979-12-18 Toshiba Corp Ring trip circuit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5448421A (en) * 1977-07-08 1979-04-17 Nippon Telegr & Teleph Corp <Ntt> Inspection system for relay group driving unit
JPS5761234B2 (ja) * 1977-07-08 1982-12-23 Nippon Denshin Denwa Kosha
JPS54160103A (en) * 1978-06-09 1979-12-18 Toshiba Corp Ring trip circuit

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