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BR8404072A - Aperfeicoamentos em tampas de fechamento a vacuo,dotando-as de meios para facil abertura - Google Patents

Aperfeicoamentos em tampas de fechamento a vacuo,dotando-as de meios para facil abertura

Info

Publication number
BR8404072A
BR8404072A BR8404072A BR8404072A BR8404072A BR 8404072 A BR8404072 A BR 8404072A BR 8404072 A BR8404072 A BR 8404072A BR 8404072 A BR8404072 A BR 8404072A BR 8404072 A BR8404072 A BR 8404072A
Authority
BR
Brazil
Prior art keywords
providing
easy opening
closing covers
vacuum closing
vacuum
Prior art date
Application number
BR8404072A
Other languages
English (en)
Inventor
Joao Carneiro Areas
Original Assignee
Rojek Metalgrafica
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 Rojek Metalgrafica filed Critical Rojek Metalgrafica
Priority to BR8404072A priority Critical patent/BR8404072A/pt
Publication of BR8404072A publication Critical patent/BR8404072A/pt

Links

BR8404072A 1984-08-14 1984-08-14 Aperfeicoamentos em tampas de fechamento a vacuo,dotando-as de meios para facil abertura BR8404072A (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR8404072A BR8404072A (pt) 1984-08-14 1984-08-14 Aperfeicoamentos em tampas de fechamento a vacuo,dotando-as de meios para facil abertura

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8404072A BR8404072A (pt) 1984-08-14 1984-08-14 Aperfeicoamentos em tampas de fechamento a vacuo,dotando-as de meios para facil abertura

Publications (1)

Publication Number Publication Date
BR8404072A true BR8404072A (pt) 1984-12-11

Family

ID=4036226

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8404072A BR8404072A (pt) 1984-08-14 1984-08-14 Aperfeicoamentos em tampas de fechamento a vacuo,dotando-as de meios para facil abertura

Country Status (1)

Country Link
BR (1) BR8404072A (pt)

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