JPS646967U - - Google Patents

Info

Publication number
JPS646967U
JPS646967U JP10225487U JP10225487U JPS646967U JP S646967 U JPS646967 U JP S646967U JP 10225487 U JP10225487 U JP 10225487U JP 10225487 U JP10225487 U JP 10225487U JP S646967 U JPS646967 U JP S646967U
Authority
JP
Japan
Prior art keywords
filter
bag
dust mask
mask according
dust
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
JP10225487U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0620544Y2 (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 JP10225487U priority Critical patent/JPH0620544Y2/ja
Publication of JPS646967U publication Critical patent/JPS646967U/ja
Application granted granted Critical
Publication of JPH0620544Y2 publication Critical patent/JPH0620544Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)
JP10225487U 1987-07-02 1987-07-02 防塵マスク用フィルタ− Expired - Lifetime JPH0620544Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10225487U JPH0620544Y2 (ja) 1987-07-02 1987-07-02 防塵マスク用フィルタ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10225487U JPH0620544Y2 (ja) 1987-07-02 1987-07-02 防塵マスク用フィルタ−

Publications (2)

Publication Number Publication Date
JPS646967U true JPS646967U (enrdf_load_stackoverflow) 1989-01-17
JPH0620544Y2 JPH0620544Y2 (ja) 1994-06-01

Family

ID=31331996

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10225487U Expired - Lifetime JPH0620544Y2 (ja) 1987-07-02 1987-07-02 防塵マスク用フィルタ−

Country Status (1)

Country Link
JP (1) JPH0620544Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0620544Y2 (ja) 1994-06-01

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