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Priority to FR891668ApriorityCriticalpatent/FR1325756A/fr
Priority to DE1963C0010323prioritypatent/DE1932460U/de
Application grantedgrantedCritical
Publication of FR1325756ApublicationCriticalpatent/FR1325756A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
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Engineering & Computer Science
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Mechanical Engineering
(AREA)
Control Of Cutting Processes
(AREA)
FR891668A1962-03-201962-03-20Machine-outil pour le perçage de deux trous en alignement coaxial dans la paroi intérieure d'un corps creux
ExpiredFR1325756A
(fr)