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ERNST WEBER STIERLIN
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ERNST WEBER STIERLIN
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Application filed by ERNST WEBER STIERLINfiledCriticalERNST WEBER STIERLIN
Application grantedgrantedCritical
Publication of FR485989ApublicationCriticalpatent/FR485989A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D53/00—Making other particular articles
B21D53/46—Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples
B21D53/48—Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples buttons, e.g. press-buttons, snap fasteners
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR485989D1916-05-251917-06-28Machine pour la fabrication automatique de boutons à pression
ExpiredFR485989A
(fr)