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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11/00
Trolleys or crabs, e.g. operating above runways
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B66C11/02
with operating gear or operator's cabin suspended, or laterally offset, from runway or track
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