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Publication of FR38921EpublicationCriticalpatent/FR38921E/en
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
B23D35/00—Tools for shearing machines or shearing devices; Holders or chucks for shearing tools
B23D35/001—Tools for shearing machines or shearing devices; Holders or chucks for shearing tools cutting members
FR38921D1930-08-061930-08-06
Device for cutting sheet metal by punching
ExpiredFR38921E
(en)
Improvements to accounting machines and more particularly to punching machines comprising a counter mechanism and a punching device controlled by the counter for punching the totals