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B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING
B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
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FR965958D1948-04-301948-04-30Procédé mécanique de vissage ou de dévissage et visseuse-dévisseuse faisant application de ce procédé
ExpiredFR965958A
(fr)