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BARTHELEMY HENRY
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BARTHELEMY HENRY
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Application filed by BARTHELEMY HENRYfiledCriticalBARTHELEMY HENRY
Application grantedgrantedCritical
Publication of FR491133ApublicationCriticalpatent/FR491133A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
B23B31/02—Chucks
B23B31/023—Chucks for screw-threads
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR491133D1918-08-011918-08-01Perfectionnement dans le montage sur mandrin des pièces à tourner en vue de leur facile et rapide desserrage
ExpiredFR491133A
(fr)