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Publication of FR835999ApublicationCriticalpatent/FR835999A/fr
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
F16B39/00—Locking of screws, bolts or nuts
F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
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FR835999D1937-08-031938-03-31Dispositif d'arrêt ou frein de sûreté pour vis et écrous
ExpiredFR835999A
(fr)