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B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
B21H7/00—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons
B21H7/02—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons spades; shovels
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FR405591D1908-12-011909-07-30Perfectionnements relatifs à la fabrication des beches, pelles et autres articles similaires à douille solidaire
ExpiredFR405591A
(fr)