BR8204120A - Aperfeicoamento em dispositivo para perfuracao
- Google Patents
Aperfeicoamento em dispositivo para perfuracao
Info
Publication number
BR8204120A
BR8204120ABR8204120ABR8204120ABR8204120ABR 8204120 ABR8204120 ABR 8204120ABR 8204120 ABR8204120 ABR 8204120ABR 8204120 ABR8204120 ABR 8204120ABR 8204120 ABR8204120 ABR 8204120A
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 Heinz Juergen SchafsteinfiledCriticalHeinz Juergen Schafstein
Priority to BR8204120ApriorityCriticalpatent/BR8204120A/pt
Publication of BR8204120ApublicationCriticalpatent/BR8204120A/pt