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Priority claimed from US00243610Aexternal-prioritypatent/US3835592A/en
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Publication of JPS4947997ApublicationCriticalpatent/JPS4947997A/ja
B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
B24B23/04—Portable grinding machines, e.g. hand-guided; Accessories therefor with oscillating grinding tools; Accessories therefor
B24B23/043—Portable grinding machines, e.g. hand-guided; Accessories therefor with oscillating grinding tools; Accessories therefor reciprocatingly driven by a pneumatic or hydraulic piston
B—PERFORMING OPERATIONS; TRANSPORTING
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
B23D49/00—Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws
B23D49/08—Pad-saw machines, i.e. machines in which the blade is attached to a carrier at one end only