BR8603601A - Aperfeicoamento em valvula de dupla retencao
- Google Patents
Aperfeicoamento em valvula de dupla retencao
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Publication number
BR8603601A
BR8603601ABR8603601ABR8603601ABR8603601ABR 8603601 ABR8603601 ABR 8603601ABR 8603601 ABR8603601 ABR 8603601ABR 8603601 ABR8603601 ABR 8603601ABR 8603601 ABR8603601 ABR 8603601A
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Publication date
Application filed by Klein Engenharia Ltda MfiledCriticalKlein Engenharia Ltda M
Priority to BR8603601ApriorityCriticalpatent/BR8603601A/pt
Publication of BR8603601ApublicationCriticalpatent/BR8603601A/pt