PL238204A2 - Protective half-mask - Google Patents

Protective half-mask

Info

Publication number
PL238204A2
PL238204A2 PL23820482A PL23820482A PL238204A2 PL 238204 A2 PL238204 A2 PL 238204A2 PL 23820482 A PL23820482 A PL 23820482A PL 23820482 A PL23820482 A PL 23820482A PL 238204 A2 PL238204 A2 PL 238204A2
Authority
PL
Poland
Prior art keywords
mask
protective half
protective
Prior art date
Application number
PL23820482A
Other versions
PL132412B1 (en
Inventor
Edward Maturski
Andrzej Chodynski
Original Assignee
Glowny Instytut Gornictwa
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 Glowny Instytut Gornictwa filed Critical Glowny Instytut Gornictwa
Priority to PL23820482A priority Critical patent/PL132412B1/en
Publication of PL238204A2 publication Critical patent/PL238204A2/en
Publication of PL132412B1 publication Critical patent/PL132412B1/en

Links

PL23820482A 1982-09-09 1982-09-09 Protective half-mask PL132412B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL23820482A PL132412B1 (en) 1982-09-09 1982-09-09 Protective half-mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL23820482A PL132412B1 (en) 1982-09-09 1982-09-09 Protective half-mask

Publications (2)

Publication Number Publication Date
PL238204A2 true PL238204A2 (en) 1983-07-04
PL132412B1 PL132412B1 (en) 1985-02-28

Family

ID=20013993

Family Applications (1)

Application Number Title Priority Date Filing Date
PL23820482A PL132412B1 (en) 1982-09-09 1982-09-09 Protective half-mask

Country Status (1)

Country Link
PL (1) PL132412B1 (en)

Also Published As

Publication number Publication date
PL132412B1 (en) 1985-02-28

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