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ANCIENS SOMBORN Ets
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ANCIENS SOMBORN Ets
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Application filed by ANCIENS SOMBORN EtsfiledCriticalANCIENS SOMBORN Ets
Application grantedgrantedCritical
Publication of FR47444EpublicationCriticalpatent/FR47444E/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
B21D17/00—Forming single grooves in sheet metal or tubular or hollow articles
B21D17/04—Forming single grooves in sheet metal or tubular or hollow articles by rolling
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR47444D1936-05-231936-05-23Dispositif pour imprimer des gorges continues ou discontinues sur la paroi extérieure de pièces tubulaires
ExpiredFR47444E
(fr)