Machines for excavating, digging and earth moving; machine tools; machine coupling and transmission components, except for land vehicles; agricultural implements other than hand-operated; attachments for excavators, cranes, bulldozers and earth moving machines; machine couplings; couplings for agricultural implements; non-electric couplers (parts of machines); couplers for excavators; fluid couplings, shaft couplings, and buckets, all being parts of machines; buckets for earth moving machines and excavators; parts and fittings for the aforementioned goods