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JPS5783123A - Communication safety device - Google Patents

Communication safety device

Info

Publication number
JPS5783123A
JPS5783123A JP15975080A JP15975080A JPS5783123A JP S5783123 A JPS5783123 A JP S5783123A JP 15975080 A JP15975080 A JP 15975080A JP 15975080 A JP15975080 A JP 15975080A JP S5783123 A JPS5783123 A JP S5783123A
Authority
JP
Japan
Prior art keywords
safety device
communication safety
communication
safety
Prior art date
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
JP15975080A
Other languages
Japanese (ja)
Inventor
Tokuo Takeuchi
Tetsuo Yoshino
Toshisuke Hishii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP15975080A priority Critical patent/JPS5783123A/en
Publication of JPS5783123A publication Critical patent/JPS5783123A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP15975080A 1980-11-13 1980-11-13 Communication safety device Pending JPS5783123A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15975080A JPS5783123A (en) 1980-11-13 1980-11-13 Communication safety device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15975080A JPS5783123A (en) 1980-11-13 1980-11-13 Communication safety device

Publications (1)

Publication Number Publication Date
JPS5783123A true JPS5783123A (en) 1982-05-24

Family

ID=15700437

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15975080A Pending JPS5783123A (en) 1980-11-13 1980-11-13 Communication safety device

Country Status (1)

Country Link
JP (1) JPS5783123A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5920017A (en) * 1982-07-02 1984-02-01 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン Main voltage identifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5920017A (en) * 1982-07-02 1984-02-01 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン Main voltage identifier

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