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Potter & Johnston Machine Comp
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Potter & Johnston Machine Comp
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Application filed by Potter & Johnston Machine CompfiledCriticalPotter & Johnston Machine Comp
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Publication of FR496108ApublicationCriticalpatent/FR496108A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B7/00—Automatic or semi-automatic turning-machines with a single working-spindle, e.g. controlled by cams; Equipment therefor; Features common to automatic and semi-automatic turning-machines with one or more working-spindles
B23B7/12—Automatic or semi-automatic machines for turning of workpieces
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Engineering & Computer Science
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Mechanical Engineering
(AREA)
FR496108D1916-10-201916-10-20Perfectionnements apportés aux machines pour le travail des métaux
ExpiredFR496108A
(fr)