JPH0358448U - - Google Patents

Info

Publication number
JPH0358448U
JPH0358448U JP11966789U JP11966789U JPH0358448U JP H0358448 U JPH0358448 U JP H0358448U JP 11966789 U JP11966789 U JP 11966789U JP 11966789 U JP11966789 U JP 11966789U JP H0358448 U JPH0358448 U JP H0358448U
Authority
JP
Japan
Prior art keywords
frame plate
outer frame
central member
hole
cylindrical body
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
JP11966789U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0748272Y2 (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 JP11966789U priority Critical patent/JPH0748272Y2/ja
Publication of JPH0358448U publication Critical patent/JPH0358448U/ja
Application granted granted Critical
Publication of JPH0748272Y2 publication Critical patent/JPH0748272Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)
JP11966789U 1989-10-16 1989-10-16 防塵用マスクの濾過体 Expired - Lifetime JPH0748272Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11966789U JPH0748272Y2 (ja) 1989-10-16 1989-10-16 防塵用マスクの濾過体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11966789U JPH0748272Y2 (ja) 1989-10-16 1989-10-16 防塵用マスクの濾過体

Publications (2)

Publication Number Publication Date
JPH0358448U true JPH0358448U (en]) 1991-06-06
JPH0748272Y2 JPH0748272Y2 (ja) 1995-11-08

Family

ID=31667778

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11966789U Expired - Lifetime JPH0748272Y2 (ja) 1989-10-16 1989-10-16 防塵用マスクの濾過体

Country Status (1)

Country Link
JP (1) JPH0748272Y2 (en])

Also Published As

Publication number Publication date
JPH0748272Y2 (ja) 1995-11-08

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term