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Eikar G M B H
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Eikar G M B H
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Publication of FR666176ApublicationCriticalpatent/FR666176A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
B23G7/00—Forming thread by means of tools similar both in form and in manner of use to thread-cutting tools, but without removing any material
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR666176D1928-01-231928-05-03Porte-pièce pour machines-outils et plus particulièrement pour les machines à fabriquer les vis à bois
ExpiredFR666176A
(fr)