BR6501220U - DEVICE FOR VENTILATION - Google Patents

DEVICE FOR VENTILATION

Info

Publication number
BR6501220U
BR6501220U BR6501220U BR6501220U BR6501220U BR 6501220 U BR6501220 U BR 6501220U BR 6501220 U BR6501220 U BR 6501220U BR 6501220 U BR6501220 U BR 6501220U BR 6501220 U BR6501220 U BR 6501220U
Authority
BR
Brazil
Prior art keywords
ventilation
Prior art date
Application number
BR6501220U
Other languages
Portuguese (pt)
Inventor
Manoel Marques Barreto
Original Assignee
Manoel Marques Barreto
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 Manoel Marques Barreto filed Critical Manoel Marques Barreto
Priority to BR6501220U priority Critical patent/BR6501220U/en
Publication of BR6501220U publication Critical patent/BR6501220U/en

Links

BR6501220U 1985-08-22 1985-08-22 DEVICE FOR VENTILATION BR6501220U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR6501220U BR6501220U (en) 1985-08-22 1985-08-22 DEVICE FOR VENTILATION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR6501220U BR6501220U (en) 1985-08-22 1985-08-22 DEVICE FOR VENTILATION

Publications (1)

Publication Number Publication Date
BR6501220U true BR6501220U (en) 1987-03-31

Family

ID=3967562

Family Applications (1)

Application Number Title Priority Date Filing Date
BR6501220U BR6501220U (en) 1985-08-22 1985-08-22 DEVICE FOR VENTILATION

Country Status (1)

Country Link
BR (1) BR6501220U (en)

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19950822