PL246767A1 - Disposable dust-mask - Google Patents

Disposable dust-mask

Info

Publication number
PL246767A1
PL246767A1 PL24676784A PL24676784A PL246767A1 PL 246767 A1 PL246767 A1 PL 246767A1 PL 24676784 A PL24676784 A PL 24676784A PL 24676784 A PL24676784 A PL 24676784A PL 246767 A1 PL246767 A1 PL 246767A1
Authority
PL
Poland
Prior art keywords
mask
disposable dust
disposable
dust
Prior art date
Application number
PL24676784A
Inventor
Leon Gradon
Original Assignee
Politechnika Warszawska
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 Politechnika Warszawska filed Critical Politechnika Warszawska
Priority to PL24676784A priority Critical patent/PL246767A1/en
Publication of PL246767A1 publication Critical patent/PL246767A1/en

Links

PL24676784A 1984-03-20 1984-03-20 Disposable dust-mask PL246767A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL24676784A PL246767A1 (en) 1984-03-20 1984-03-20 Disposable dust-mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL24676784A PL246767A1 (en) 1984-03-20 1984-03-20 Disposable dust-mask

Publications (1)

Publication Number Publication Date
PL246767A1 true PL246767A1 (en) 1985-09-24

Family

ID=20021002

Family Applications (1)

Application Number Title Priority Date Filing Date
PL24676784A PL246767A1 (en) 1984-03-20 1984-03-20 Disposable dust-mask

Country Status (1)

Country Link
PL (1) PL246767A1 (en)

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