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Priority to FR921070ApriorityCriticalpatent/FR1353013A/fr
Application grantedgrantedCritical
Publication of FR1353013ApublicationCriticalpatent/FR1353013A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
B23B49/04—Devices for boring or drilling centre holes in workpieces
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR921070A1963-01-111963-01-11Dispositif de centrage d'une pièce à usiner sur un tour
ExpiredFR1353013A
(fr)