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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
B23D21/00—Machines or devices for shearing or cutting tubes
Procede de fabrication de bobines de papier crepe frange, ou muni d'autres decoupes, ou autres papiers, et machine pour la mise en oeuvre de ce procede