Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B60
VEHICLES IN GENERAL
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B60D
VEHICLE CONNECTIONS
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1/00
Traction couplings; Hitches; Draw-gear; Towing devices
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B60D1/14
Draw-gear or towing devices characterised by their type
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B60D1/141
Arrangements or frames adapted to allow the connection of trailers to tractor three-point hitches
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