D2C

Couplings, namely, claw couplings for machines; metallic couplings for machines; metallic couplings for machines used in water vehicles and aircraft in the nature of shifting couplings, flange couplings and series couplings; flexible pin type couplings for machines; crowned tooth gear couplings for machines; barrel couplings for machines; tire couplings for machines; shaft couplings for machines and structural parts of the aforesaid couplings, so far as contained in this class

Couplings, namely, shifting couplings for land vehicles; rubber disk couplings for land vehicles; flange couplings for land vehicles; series couplings for land vehicles; and structural parts of the aforesaid couplings, so far as contained in this class

Technical advice on design and development in the area of coupling or drive technology