BR8803812A - Valvula de retencao para esgoto - Google Patents

Valvula de retencao para esgoto

Info

Publication number: BR8803812A
Authority: BR; Brazil
Prior art keywords: check valve; sewage check; sewage; valve; check
Prior art date: 1988-07-28

Application number

BR8803812A

Other languages

English (en)

Inventor

Heber Da Matta Rezende Cals

Original Assignee

Heber Da Matta Rezende Cals

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.)

1988-07-28

Filing date

1988-07-28

Publication date

1990-03-13

1988-07-28 Application filed by Heber Da Matta Rezende Cals filed Critical Heber Da Matta Rezende Cals

1988-07-28 Priority to BR8803812A priority Critical patent/BR8803812A/pt

1990-03-13 Publication of BR8803812A publication Critical patent/BR8803812A/pt

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
BR8803812A BR8803812A (pt)	1988-07-28	1988-07-28	Valvula de retencao para esgoto

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BR8803812A BR8803812A (pt)	1988-07-28	1988-07-28	Valvula de retencao para esgoto

Publications (1)

Publication Number	Publication Date
BR8803812A true BR8803812A (pt)	1990-03-13

Family

ID=4045237

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8803812A BR8803812A (pt)	1988-07-28	1988-07-28	Valvula de retencao para esgoto

Country Status (1)

Country	Link
BR (1)	BR8803812A (pt)

1988
- 1988-07-28 BR BR8803812A patent/BR8803812A/pt unknown

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