JPH0145816B2 - - Google Patents

Info

Publication number
JPH0145816B2
JPH0145816B2 JP7325781A JP7325781A JPH0145816B2 JP H0145816 B2 JPH0145816 B2 JP H0145816B2 JP 7325781 A JP7325781 A JP 7325781A JP 7325781 A JP7325781 A JP 7325781A JP H0145816 B2 JPH0145816 B2 JP H0145816B2
Authority
JP
Japan
Prior art keywords
voltage
communication
line
lines
surge
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.)
Expired
Application number
JP7325781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57189517A (en
Inventor
Akira Tomono
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP7325781A priority Critical patent/JPS57189517A/ja
Publication of JPS57189517A publication Critical patent/JPS57189517A/ja
Publication of JPH0145816B2 publication Critical patent/JPH0145816B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP7325781A 1981-05-15 1981-05-15 Lightning surge protecting circuit Granted JPS57189517A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7325781A JPS57189517A (en) 1981-05-15 1981-05-15 Lightning surge protecting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7325781A JPS57189517A (en) 1981-05-15 1981-05-15 Lightning surge protecting circuit

Publications (2)

Publication Number Publication Date
JPS57189517A JPS57189517A (en) 1982-11-20
JPH0145816B2 true JPH0145816B2 (enrdf_load_stackoverflow) 1989-10-04

Family

ID=13512937

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7325781A Granted JPS57189517A (en) 1981-05-15 1981-05-15 Lightning surge protecting circuit

Country Status (1)

Country Link
JP (1) JPS57189517A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5613107B2 (ja) * 2011-06-13 2014-10-22 日本電信電話株式会社 過電圧／過電流保護システムおよび過電圧／過電流保護方法

Also Published As

Publication number Publication date
JPS57189517A (en) 1982-11-20

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