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Application filed by Gardy Particip AppfiledCriticalGardy Particip App
Publication of CH141941ApublicationCriticalpatent/CH141941A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
B23G9/00—Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
CH141941D1929-08-191929-08-19Machine pour la formation des pas de vis de pièces filetées.
CH141941A
(fr)