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B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
B23B29/24—Tool holders for a plurality of cutting tools, e.g. turrets
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Turning
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Machine Tool Units
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FR645834D1926-12-181927-12-17Procédé et dispositif pour l'usinage plus rapide de pièces à l'aide de têtes à outils multiples ou dispositifs analogues
ExpiredFR645834A
(fr)