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LEONHARD KUERZ
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LEONHARD KUERZ
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Filing date
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Application filed by LEONHARD KUERZfiledCriticalLEONHARD KUERZ
Application grantedgrantedCritical
Publication of FR398028ApublicationCriticalpatent/FR398028A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
B21C37/02—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of sheets
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR398028D1908-12-301908-12-30Procédé et appareil pour la fabrication d'or et de métal en feuilles
ExpiredFR398028A
(fr)