ES304356A1 - Dispositivo mecanico para fabricaciën de cuerpos huecos y alargados de secciën circular aplicables a formaciën de estructuras
- Google Patents
Dispositivo mecanico para fabricaciën de cuerpos huecos y alargados de secciën circular aplicables a formaciën de estructuras
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ECHEVARRIA HERMANOS SOC ANENIM
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ECHEVARRIA HERMANOS SOC ANENIM
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Priority to ES0304356ApriorityCriticalpatent/ES304356A1/es
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Shaping Of Tube Ends By Bending Or Straightening
(AREA)
ES0304356A1964-09-241964-09-24Dispositivo mecanico para fabricaciën de cuerpos huecos y alargados de secciën circular aplicables a formaciën de estructuras
ExpiredES304356A1
(es)