Main prod. Group survey
deu
fra
esp
11
Automobiles and two-wheeled vehicles
Motor vehicle parts
Coupling devices
1634.16
Traction-type ball and socket type couplings
1634.21
Trailer couplings
1634.24
Fifth wheel couplings
1634.31
Fifth-wheel kingpin
1634.32
Tow bars
1634.36
Semi-trailer supports
1634.41
Support wheels
1634.45
Landing gear for semi-trailers