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B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
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FR633343D1927-04-261927-04-26Perfectionnements aux mécanismes élévatoires
ExpiredFR633343A
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