River control structures
Riveted plate connector for retaining wall face panels
Road excavation cover
Road grader blade support
Road leveller
Road making apparatus
Road network device and covering element therefor
Road network device with articulated cover
Road planer with full width cutting/excavating tool
Road scraper blades
Road surface aperture frames and covers
Road system device , namely manhole, with backward moving...
Rock ditcher
Rock drilling machine
Rock picker adaption to front end loader
Rock picker grill
Rock tongs for excavators
Rogo piling head for rock
Roller crusher with fashioned teeth for refuse crushers at...
Roller cutter