JPS521981A - Detector of lamp failure - Google Patents

Detector of lamp failure

Info

Publication number
JPS521981A
JPS521981A JP50077764A JP7776475A JPS521981A JP S521981 A JPS521981 A JP S521981A JP 50077764 A JP50077764 A JP 50077764A JP 7776475 A JP7776475 A JP 7776475A JP S521981 A JPS521981 A JP S521981A
Authority
JP
Japan
Prior art keywords
detector
lamp failure
lamp
failure
filament
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
JP50077764A
Other languages
English (en)
Other versions
JPS5816312B2 (ja
Inventor
Kosaburo Iwamoto
Koichi Yomogihara
Hitoshi Kumasaka
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 Signal Co Ltd
Original Assignee
Nippon Signal 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 Signal Co Ltd filed Critical Nippon Signal Co Ltd
Priority to JP50077764A priority Critical patent/JPS5816312B2/ja
Publication of JPS521981A publication Critical patent/JPS521981A/ja
Publication of JPS5816312B2 publication Critical patent/JPS5816312B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
JP50077764A 1975-06-23 1975-06-23 ランプノ ダンシンケンチキ Expired JPS5816312B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50077764A JPS5816312B2 (ja) 1975-06-23 1975-06-23 ランプノ ダンシンケンチキ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50077764A JPS5816312B2 (ja) 1975-06-23 1975-06-23 ランプノ ダンシンケンチキ

Publications (2)

Publication Number Publication Date
JPS521981A true JPS521981A (en) 1977-01-08
JPS5816312B2 JPS5816312B2 (ja) 1983-03-30

Family

ID=13642991

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50077764A Expired JPS5816312B2 (ja) 1975-06-23 1975-06-23 ランプノ ダンシンケンチキ

Country Status (1)

Country Link
JP (1) JPS5816312B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2003223A1 (ja) * 1968-03-05 1969-11-07 Hooker Chemical Corp
JPS5659675U (ja) * 1979-10-13 1981-05-21

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0673319U (ja) * 1993-03-26 1994-10-18 川崎重工業株式会社 排気系の触媒保持装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4729577U (ja) * 1971-04-30 1972-12-04
JPS49117684U (ja) * 1973-01-29 1974-10-08

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4729577U (ja) * 1971-04-30 1972-12-04
JPS49117684U (ja) * 1973-01-29 1974-10-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2003223A1 (ja) * 1968-03-05 1969-11-07 Hooker Chemical Corp
JPS5659675U (ja) * 1979-10-13 1981-05-21

Also Published As

Publication number Publication date
JPS5816312B2 (ja) 1983-03-30

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