JPS5783122A - Communication safety device - Google Patents

Communication safety device

Info

Publication number
JPS5783122A
JPS5783122A JP15974980A JP15974980A JPS5783122A JP S5783122 A JPS5783122 A JP S5783122A JP 15974980 A JP15974980 A JP 15974980A JP 15974980 A JP15974980 A JP 15974980A JP S5783122 A JPS5783122 A JP S5783122A
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.)
Granted
Application number
JP15974980A
Other languages
Japanese (ja)
Other versions
JPS6320091B2 (en
Inventor
Tetsuo Yoshino
Tokuo Takeuchi
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 JP15974980A priority Critical patent/JPS5783122A/en
Publication of JPS5783122A publication Critical patent/JPS5783122A/en
Publication of JPS6320091B2 publication Critical patent/JPS6320091B2/ja
Granted legal-status Critical Current

Links

JP15974980A 1980-11-13 1980-11-13 Communication safety device Granted JPS5783122A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15974980A JPS5783122A (en) 1980-11-13 1980-11-13 Communication safety device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15974980A JPS5783122A (en) 1980-11-13 1980-11-13 Communication safety device

Publications (2)

Publication Number Publication Date
JPS5783122A true JPS5783122A (en) 1982-05-24
JPS6320091B2 JPS6320091B2 (en) 1988-04-26

Family

ID=15700419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15974980A Granted JPS5783122A (en) 1980-11-13 1980-11-13 Communication safety device

Country Status (1)

Country Link
JP (1) JPS5783122A (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

Also Published As

Publication number Publication date
JPS6320091B2 (en) 1988-04-26

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