BR7901980A - Anel de vedacao e dispositivo vedador utilizando o mesmo
- Google Patents
Anel de vedacao e dispositivo vedador utilizando o mesmo
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Publication number
BR7901980A
BR7901980ABR7901980ABR7901980ABR7901980ABR 7901980 ABR7901980 ABR 7901980ABR 7901980 ABR7901980 ABR 7901980ABR 7901980 ABR7901980 ABR 7901980ABR 7901980 ABR7901980 ABR 7901980A
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Priority to BR7901980ApriorityCriticalpatent/BR7901980A/pt
Publication of BR7901980ApublicationCriticalpatent/BR7901980A/pt