Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Rheinische Metallwaaren and Maschinenfabrik AG
Original Assignee
Rheinische Metallwaaren and Maschinenfabrik AG
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Filing date
Publication date
Application filed by Rheinische Metallwaaren and Maschinenfabrik AGfiledCriticalRheinische Metallwaaren and Maschinenfabrik AG
Application grantedgrantedCritical
Publication of FR430696ApublicationCriticalpatent/FR430696A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
B21K21/00—Making hollow articles not covered by a single preceding sub-group
B21K21/04—Shaping thin-walled hollow articles, e.g. cartridges
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR430696D1910-06-101911-06-08Dispositif pour la fabrication de corps creux en forme de douilles à l'aide de lingots pleins portés au rouge
ExpiredFR430696A
(fr)