Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
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B23D
PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
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19/00
Shearing machines or shearing devices cutting by rotary discs
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B23D19/04
having rotary shearing discs arranged in co-operating pairs
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B23D19/06
with several spaced pairs of shearing discs working simultaneously, e.g. for trimming or making strips
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