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CONST ELECTRO MECANIQUES DE SA
Original Assignee
CONST ELECTRO MECANIQUES DE SA
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Filing date
Publication date
Application filed by CONST ELECTRO MECANIQUES DE SAfiledCriticalCONST ELECTRO MECANIQUES DE SA
Publication of ES183561A1publicationCriticalpatent/ES183561A1/es
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Drilling And Boring
(AREA)
Abstract
Perforadora eléctrica con herramienta giratoria, que se caracteriza porque consta de dos mecanismos independientes el uno de avance y el otro de rotación de la herramienta.
ES0183561A1947-05-051948-05-04PERFORADORA ELÉCTRICA DE AVANCE VARIABLE AUTOMáTICAMENTE
ExpiredES183561A1
(es)