FR737632A - Nouvelle clé à serrage automatique, simultané et progressif, quelle que soit la déformation de la pièce à serrer ou à desserrer
- Google Patents
Nouvelle clé à serrage automatique, simultané et progressif, quelle que soit la déformation de la pièce à serrer ou à desserrer
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B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
B25B13/00—Spanners; Wrenches
B25B13/44—Spanners; Wrenches of the chuck type
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Engineering & Computer Science
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Mechanical Engineering
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FR737632D1932-05-261932-05-26Nouvelle clé à serrage automatique, simultané et progressif, quelle que soit la déformation de la pièce à serrer ou à desserrer
ExpiredFR737632A
(fr)