JPS4920992A - - Google Patents

Info

Publication number
JPS4920992A
JPS4920992A JP5942072A JP5942072A JPS4920992A JP S4920992 A JPS4920992 A JP S4920992A JP 5942072 A JP5942072 A JP 5942072A JP 5942072 A JP5942072 A JP 5942072A JP S4920992 A JPS4920992 A JP S4920992A
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
JP5942072A
Other languages
Japanese (ja)
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 JP5942072A priority Critical patent/JPS4920992A/ja
Publication of JPS4920992A publication Critical patent/JPS4920992A/ja
Pending legal-status Critical Current

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Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)
JP5942072A 1972-06-16 1972-06-16 Pending JPS4920992A (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5942072A JPS4920992A (en:Method) 1972-06-16 1972-06-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5942072A JPS4920992A (en:Method) 1972-06-16 1972-06-16

Publications (1)

Publication Number Publication Date
JPS4920992A true JPS4920992A (en:Method) 1974-02-23

Family

ID=13112739

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5942072A Pending JPS4920992A (en:Method) 1972-06-16 1972-06-16

Country Status (1)

Country Link
JP (1) JPS4920992A (en:Method)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5554132U (en:Method) * 1978-10-06 1980-04-12
JPS55109544U (en:Method) * 1979-01-29 1980-07-31
WO1991000120A1 (fr) * 1989-06-30 1991-01-10 Akihisa Tominaga Casque etanche a la fumee

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5554132U (en:Method) * 1978-10-06 1980-04-12
JPS55109544U (en:Method) * 1979-01-29 1980-07-31
WO1991000120A1 (fr) * 1989-06-30 1991-01-10 Akihisa Tominaga Casque etanche a la fumee

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