ES431292A1 - Mejoras en la construccion de valvula de paso, de macho ci-lindrico con manguitos de estanqueidad a presion elastica a-xial.
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Mejoras en la construccion de valvula de paso, de macho ci-lindrico con manguitos de estanqueidad a presion elastica a-xial.
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FERNANDEZ CACHEIRO
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FERNANDEZ CACHEIRO
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ES431292A1974-10-231974-10-23Mejoras en la construccion de valvula de paso, de macho ci-lindrico con manguitos de estanqueidad a presion elastica a-xial.
ExpiredES431292A1
(es)