JPH0724114Y2 - 防塵マスク - Google Patents

防塵マスク

Info

Publication number
JPH0724114Y2
JPH0724114Y2 JP1987073900U JP7390087U JPH0724114Y2 JP H0724114 Y2 JPH0724114 Y2 JP H0724114Y2 JP 1987073900 U JP1987073900 U JP 1987073900U JP 7390087 U JP7390087 U JP 7390087U JP H0724114 Y2 JPH0724114 Y2 JP H0724114Y2
Authority
JP
Japan
Prior art keywords
breathable
rear surface
upper side
backing member
elastic plate
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
JP1987073900U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63184062U (enExample
Inventor
光治 新川
Original Assignee
石川金属産業株式会社
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 石川金属産業株式会社 filed Critical 石川金属産業株式会社
Priority to JP1987073900U priority Critical patent/JPH0724114Y2/ja
Publication of JPS63184062U publication Critical patent/JPS63184062U/ja
Application granted granted Critical
Publication of JPH0724114Y2 publication Critical patent/JPH0724114Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)
JP1987073900U 1987-05-18 1987-05-18 防塵マスク Expired - Lifetime JPH0724114Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987073900U JPH0724114Y2 (ja) 1987-05-18 1987-05-18 防塵マスク

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987073900U JPH0724114Y2 (ja) 1987-05-18 1987-05-18 防塵マスク

Publications (2)

Publication Number Publication Date
JPS63184062U JPS63184062U (enExample) 1988-11-28
JPH0724114Y2 true JPH0724114Y2 (ja) 1995-06-05

Family

ID=30918637

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987073900U Expired - Lifetime JPH0724114Y2 (ja) 1987-05-18 1987-05-18 防塵マスク

Country Status (1)

Country Link
JP (1) JPH0724114Y2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020027411A (ko) * 2002-02-15 2002-04-13 유승곤 독성 및 유해성 가스 제거용 활성탄소섬유 내장 다기능간이 마스크
US10603456B2 (en) 2011-04-15 2020-03-31 Fisher & Paykel Healthcare Limited Interface comprising a nasal sealing portion
AU2013313717B2 (en) 2012-09-04 2018-04-12 Fisher & Paykel Healthcare Limited Valsalva mask

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5822756U (ja) * 1981-08-06 1983-02-12 キムラ電機株式会社 面照光装置

Also Published As

Publication number Publication date
JPS63184062U (enExample) 1988-11-28

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