7 Pneumatic holders for gripping, reeling and transporting devices; pneumatic holders for robotic hands of robots for loading-unloading machines and apparatus; engine mounts, other than for land vehicles; parts of non-electric prime movers not for land vehicles; non-electric prime movers, not for land vehicles; air springs, machine elements not for land vehicles; other machine elements, not for land vehicles; chucks [parts of machines]; construction machines and apparatus; loading-unloading machines and apparatus