JPS4928823U - - Google Patents

Info

Publication number
JPS4928823U
JPS4928823U JP6964272U JP6964272U JPS4928823U JP S4928823 U JPS4928823 U JP S4928823U JP 6964272 U JP6964272 U JP 6964272U JP 6964272 U JP6964272 U JP 6964272U JP S4928823 U JPS4928823 U JP S4928823U
Authority
JP
Japan
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.)
Pending
Application number
JP6964272U
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 filed Critical
Priority to JP6964272U priority Critical patent/JPS4928823U/ja
Priority to US349783A priority patent/US3874130A/en
Priority to GB1710573A priority patent/GB1411155A/en
Priority to CA168,976A priority patent/CA978412A/en
Publication of JPS4928823U publication Critical patent/JPS4928823U/ja
Pending legal-status Critical Current

Links

JP6964272U 1972-04-10 1972-06-13 Pending JPS4928823U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP6964272U JPS4928823U (ja) 1972-06-13 1972-06-13
US349783A US3874130A (en) 1972-04-10 1973-04-10 Ceiling-mounted apparatus for providing a smoke vent or smokeproof screen in the event of a fire
GB1710573A GB1411155A (en) 1972-04-10 1973-04-10 Ceiling-mounted apparatus for providing a smoke vent or smokeproof screen in the event of a fire
CA168,976A CA978412A (en) 1972-04-10 1973-04-10 Ceiling-mounted apparatus for providing a smoke vent or smokeproof screen in the event of a fire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6964272U JPS4928823U (ja) 1972-06-13 1972-06-13

Publications (1)

Publication Number Publication Date
JPS4928823U true JPS4928823U (ja) 1974-03-12

Family

ID=27966207

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6964272U Pending JPS4928823U (ja) 1972-04-10 1972-06-13

Country Status (1)

Country Link
JP (1) JPS4928823U (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5156219U (ja) * 1974-10-28 1976-05-01
JPS57104986U (ja) * 1980-12-17 1982-06-28
JPS61221451A (ja) * 1985-03-25 1986-10-01 株式会社ナカ技術研究所 点検口の蓋体

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS441797Y1 (ja) * 1964-07-04 1969-01-23
JPS4414310Y1 (ja) * 1965-06-29 1969-06-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS441797Y1 (ja) * 1964-07-04 1969-01-23
JPS4414310Y1 (ja) * 1965-06-29 1969-06-17

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5156219U (ja) * 1974-10-28 1976-05-01
JPS57104986U (ja) * 1980-12-17 1982-06-28
JPS61221451A (ja) * 1985-03-25 1986-10-01 株式会社ナカ技術研究所 点検口の蓋体

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