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Publication of FR654928ApublicationCriticalpatent/FR654928A/fr
B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
B66C23/62—Constructional features or details
B66C23/84—Slewing gear
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FR654928D1928-05-291928-05-29Dispositif d'orientation pour grue
ExpiredFR654928A
(fr)