71566062
Sep 29, 1948
Apr 25, 1950
LOADERS-NAMELY, SELF-PROPELLED LOADING MACHINES WHICH WITH MECHANICAL CONVEYORS PICK UP WINDROWS AND OTHER ACCUMULATIONS OF MATERIAL TO BE DEPOSITED IN ACCOMPANYING VEHICLES, AND TRACTOR-SUPPORTED LOADING MACHINES PROVIDED WITH BOOM-CARRIED BUCKETS; AND TRACKLAYING OR CRAWLER WHEEL UNITS
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