Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B66
HOISTING; LIFTING; HAULING
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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
Load children
7/00
Lifting frames, e.g. for lifting vehicles; Platform lifts
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B66F7/02
with platforms suspended from ropes, cables, or chains; or screws and movable along pillars
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B66F7/04
hydraulically or pneumatically operated
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