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B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
B66C3/06—Grabs actuated by a single rope or chain
B66C3/08—Grabs actuated by a single rope or chain and having tipping rings
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FR500846A1914-01-311919-06-20Perfectionnements dans les augets de fouille
ExpiredFR500846A
(fr)