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CT D ETUDES TECH ET D INV S
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CT D ETUDES TECH ET D INV S
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Publication of FR978024ApublicationCriticalpatent/FR978024A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23F—MAKING GEARS OR TOOTHED RACKS
B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
B23F5/20—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by milling
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FR978024D1942-12-111942-12-11Perfectionnement aux machines à tailler les engrenages par fraise-mère
ExpiredFR978024A
(fr)