BR6501819U - CONTROLLED VENTILATION IN OPENINGS - Google Patents

CONTROLLED VENTILATION IN OPENINGS

Info

Publication number
BR6501819U
BR6501819U BR6501819U BR6501819U BR6501819U BR 6501819 U BR6501819 U BR 6501819U BR 6501819 U BR6501819 U BR 6501819U BR 6501819 U BR6501819 U BR 6501819U BR 6501819 U BR6501819 U BR 6501819U
Authority
BR
Brazil
Prior art keywords
openings
controlled ventilation
ventilation
controlled
Prior art date
Application number
BR6501819U
Other languages
Portuguese (pt)
Inventor
Gelso Adolfo Giongo
Original Assignee
Gelso Adolfo Giongo
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 Gelso Adolfo Giongo filed Critical Gelso Adolfo Giongo
Priority to BR6501819U priority Critical patent/BR6501819U/en
Publication of BR6501819U publication Critical patent/BR6501819U/en

Links

BR6501819U 1985-11-12 1985-11-12 CONTROLLED VENTILATION IN OPENINGS BR6501819U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR6501819U BR6501819U (en) 1985-11-12 1985-11-12 CONTROLLED VENTILATION IN OPENINGS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR6501819U BR6501819U (en) 1985-11-12 1985-11-12 CONTROLLED VENTILATION IN OPENINGS

Publications (1)

Publication Number Publication Date
BR6501819U true BR6501819U (en) 1987-06-16

Family

ID=3968146

Family Applications (1)

Application Number Title Priority Date Filing Date
BR6501819U BR6501819U (en) 1985-11-12 1985-11-12 CONTROLLED VENTILATION IN OPENINGS

Country Status (1)

Country Link
BR (1) BR6501819U (en)

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