ES262443A1 - Improvements introduced in the manufacture of wedding washers (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements introduced in the manufacture of wedding washers (Machine-translation by Google Translate, not legally binding)
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MARGINEDAS MARTI RICARDO
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MARGINEDAS MARTI RICARDO
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Priority to ES0262443ApriorityCriticalpatent/ES262443A1/en
Publication of ES262443A1publicationCriticalpatent/ES262443A1/en
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Abstract
Improvements introduced in the manufacture of elastic washers, formed from sheet metal, which is fractionated by die-cutting, according to which improvements are produced on the formed discoidal pieces, a concave convex surface bulge and optionally a seat is created on its edge, by the angular deviation of said edge. (Machine-translation by Google Translate, not legally binding)
ES0262443A1960-11-121960-11-12Improvements introduced in the manufacture of wedding washers (Machine-translation by Google Translate, not legally binding)
ExpiredES262443A1
(en)