BR9303136A - Improvement introduced in protective mask for welder - Google Patents

Improvement introduced in protective mask for welder

Info

Publication number
BR9303136A
BR9303136A BR9303136A BR9303136A BR9303136A BR 9303136 A BR9303136 A BR 9303136A BR 9303136 A BR9303136 A BR 9303136A BR 9303136 A BR9303136 A BR 9303136A BR 9303136 A BR9303136 A BR 9303136A
Authority
BR
Brazil
Prior art keywords
welder
protective mask
improvement introduced
improvement
mask
Prior art date
Application number
BR9303136A
Other languages
Portuguese (pt)
Inventor
Osvaldo Guerino
Original Assignee
Osvaldo Guerino
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 Osvaldo Guerino filed Critical Osvaldo Guerino
Priority to BR9303136A priority Critical patent/BR9303136A/en
Publication of BR9303136A publication Critical patent/BR9303136A/en

Links

BR9303136A 1993-08-27 1993-08-27 Improvement introduced in protective mask for welder BR9303136A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR9303136A BR9303136A (en) 1993-08-27 1993-08-27 Improvement introduced in protective mask for welder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9303136A BR9303136A (en) 1993-08-27 1993-08-27 Improvement introduced in protective mask for welder

Publications (1)

Publication Number Publication Date
BR9303136A true BR9303136A (en) 1995-03-28

Family

ID=4057051

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9303136A BR9303136A (en) 1993-08-27 1993-08-27 Improvement introduced in protective mask for welder

Country Status (1)

Country Link
BR (1) BR9303136A (en)

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
HKFN Application deemed withdrawn (deleted)
FA7 Application deemed withdrawn (art. 18 parag. 1 of law 5772/71)