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Amstutz Levin & SA D Cie
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Amstutz Levin & SA D Cie
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Application filed by Amstutz Levin & SA D CiefiledCriticalAmstutz Levin & SA D Cie
Application grantedgrantedCritical
Publication of FR585818ApublicationCriticalpatent/FR585818A/en
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
B23G9/001—Working screws
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR585818D1923-07-271924-07-17
Machine for machining screw heads
ExpiredFR585818A
(en)