JPS60120992U - 転落防止装置付の鉄蓋 - Google Patents

転落防止装置付の鉄蓋

Info

Publication number
JPS60120992U
JPS60120992U JP639484U JP639484U JPS60120992U JP S60120992 U JPS60120992 U JP S60120992U JP 639484 U JP639484 U JP 639484U JP 639484 U JP639484 U JP 639484U JP S60120992 U JPS60120992 U JP S60120992U
Authority
JP
Japan
Prior art keywords
iron lid
prevention device
fall prevention
receiving frame
inner circumferential
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
JP639484U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0113106Y2 (enrdf_load_stackoverflow
Inventor
安部　武治
Original Assignee
日豊金属工業株式会社
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 日豊金属工業株式会社 filed Critical 日豊金属工業株式会社
Priority to JP639484U priority Critical patent/JPS60120992U/ja
Publication of JPS60120992U publication Critical patent/JPS60120992U/ja
Application granted granted Critical
Publication of JPH0113106Y2 publication Critical patent/JPH0113106Y2/ja
Granted legal-status Critical Current

Links

JP639484U 1984-01-23 1984-01-23 転落防止装置付の鉄蓋 Granted JPS60120992U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP639484U JPS60120992U (ja) 1984-01-23 1984-01-23 転落防止装置付の鉄蓋

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP639484U JPS60120992U (ja) 1984-01-23 1984-01-23 転落防止装置付の鉄蓋

Publications (2)

Publication Number Publication Date
JPS60120992U true JPS60120992U (ja) 1985-08-15
JPH0113106Y2 JPH0113106Y2 (enrdf_load_stackoverflow) 1989-04-17

Family

ID=30483796

Family Applications (1)

Application Number Title Priority Date Filing Date
JP639484U Granted JPS60120992U (ja) 1984-01-23 1984-01-23 転落防止装置付の鉄蓋

Country Status (1)

Country Link
JP (1) JPS60120992U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102564278B1 (ko) * 2023-01-12 2023-08-09 (주)호남스마트코리아 안전사고 방지를 위한 맨홀용 안전커버

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5445314U (enrdf_load_stackoverflow) * 1977-09-05 1979-03-29
JPS5853334U (ja) * 1981-09-30 1983-04-11 株式会社日立製作所 パツフア式ガスしや断器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5445314U (enrdf_load_stackoverflow) * 1977-09-05 1979-03-29
JPS5853334U (ja) * 1981-09-30 1983-04-11 株式会社日立製作所 パツフア式ガスしや断器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102564278B1 (ko) * 2023-01-12 2023-08-09 (주)호남스마트코리아 안전사고 방지를 위한 맨홀용 안전커버

Also Published As

Publication number Publication date
JPH0113106Y2 (enrdf_load_stackoverflow) 1989-04-17

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