Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B66
HOISTING; LIFTING; HAULING
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B66C
CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
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5/00
Base supporting structures with legs
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B66C5/02
Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape; or tripods
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