JPS61118350U - - Google Patents

Info

Publication number
JPS61118350U
JPS61118350U JP52585U JP52585U JPS61118350U JP S61118350 U JPS61118350 U JP S61118350U JP 52585 U JP52585 U JP 52585U JP 52585 U JP52585 U JP 52585U JP S61118350 U JPS61118350 U JP S61118350U
Authority
JP
Japan
Prior art keywords
mask
ventilation plate
working
mask ventilation
wearer
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
JP52585U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0517075Y2 (enrdf_load_stackoverflow
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 JP1985000525U priority Critical patent/JPH0517075Y2/ja
Publication of JPS61118350U publication Critical patent/JPS61118350U/ja
Application granted granted Critical
Publication of JPH0517075Y2 publication Critical patent/JPH0517075Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)
JP1985000525U 1985-01-09 1985-01-09 Expired - Lifetime JPH0517075Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985000525U JPH0517075Y2 (enrdf_load_stackoverflow) 1985-01-09 1985-01-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985000525U JPH0517075Y2 (enrdf_load_stackoverflow) 1985-01-09 1985-01-09

Publications (2)

Publication Number Publication Date
JPS61118350U true JPS61118350U (enrdf_load_stackoverflow) 1986-07-25
JPH0517075Y2 JPH0517075Y2 (enrdf_load_stackoverflow) 1993-05-07

Family

ID=30472450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985000525U Expired - Lifetime JPH0517075Y2 (enrdf_load_stackoverflow) 1985-01-09 1985-01-09

Country Status (1)

Country Link
JP (1) JPH0517075Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614836U (enrdf_load_stackoverflow) * 1979-07-12 1981-02-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614836U (enrdf_load_stackoverflow) * 1979-07-12 1981-02-07

Also Published As

Publication number Publication date
JPH0517075Y2 (enrdf_load_stackoverflow) 1993-05-07

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