IC 012. US 019 021 023 031 035 044. G & S: Couplings for land vehicles, namely, couplings for tension and compression stress and couplings for air, steam, water and power conduits for linking two vehicles; coupling devices for land vehicles, namely, couplings for power, energy, material, data and electricity transfer between land vehicles, and for air, steam, water and fibre-optic conduits between land vehicles; structural parts therefor for all of the aforesaid goods
IC 037. US 100 103 106. G & S: Repair and maintenance of couplings for land vehicles; repair and maintenance of rail-mounted vehicles and carriage bodies therefor; repair and maintenance of joints, knuckle joints, shock absorbers, energy dissipation links and couplings for land vehicles, in particular couplings for tension and compression stress, including for air, steam, water and power conduits for linking two vehicles; repair and maintenance of structural parts for the aforesaid goods
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