JP2521858Y2 - 地下構築物用の蓋 - Google Patents

地下構築物用の蓋

Info

Publication number
JP2521858Y2
JP2521858Y2 JP1990007091U JP709190U JP2521858Y2 JP 2521858 Y2 JP2521858 Y2 JP 2521858Y2 JP 1990007091 U JP1990007091 U JP 1990007091U JP 709190 U JP709190 U JP 709190U JP 2521858 Y2 JP2521858 Y2 JP 2521858Y2
Authority
JP
Japan
Prior art keywords
lid
inspection
outer lid
locking
keyhole
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 - Lifetime
Application number
JP1990007091U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0399073U (US06373033-20020416-M00002.png
Inventor
修二 西脇
Original Assignee
西武機材株式会社
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 西武機材株式会社 filed Critical 西武機材株式会社
Priority to JP1990007091U priority Critical patent/JP2521858Y2/ja
Publication of JPH0399073U publication Critical patent/JPH0399073U/ja
Application granted granted Critical
Publication of JP2521858Y2 publication Critical patent/JP2521858Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1990007091U 1990-01-30 1990-01-30 地下構築物用の蓋 Expired - Lifetime JP2521858Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990007091U JP2521858Y2 (ja) 1990-01-30 1990-01-30 地下構築物用の蓋

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990007091U JP2521858Y2 (ja) 1990-01-30 1990-01-30 地下構築物用の蓋

Publications (2)

Publication Number Publication Date
JPH0399073U JPH0399073U (US06373033-20020416-M00002.png) 1991-10-16
JP2521858Y2 true JP2521858Y2 (ja) 1997-01-08

Family

ID=31510751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990007091U Expired - Lifetime JP2521858Y2 (ja) 1990-01-30 1990-01-30 地下構築物用の蓋

Country Status (1)

Country Link
JP (1) JP2521858Y2 (US06373033-20020416-M00002.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003317132A (ja) * 2002-04-19 2003-11-07 Itoki Crebio Corp Ａｔｍのメンテナンス装置
JP2004213381A (ja) * 2002-12-27 2004-07-29 Itoki Crebio Corp Ａｔｍの手動式メンテナンス装置
JP4657254B2 (ja) * 2007-06-13 2011-03-23 国土交通省関東地方整備局長 換気口閉塞蓋

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5244467U (US06373033-20020416-M00002.png) * 1975-09-26 1977-03-29
JPS5925988U (ja) * 1982-08-09 1984-02-17 株式会社明電舎 故障検出回路
JPH0242752Y2 (US06373033-20020416-M00002.png) * 1984-08-31 1990-11-14
JPH0242750Y2 (US06373033-20020416-M00002.png) * 1984-09-10 1990-11-14

Also Published As

Publication number Publication date
JPH0399073U (US06373033-20020416-M00002.png) 1991-10-16

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