| 47311 | Radio receivers, not incorporating sound-recording or reproducing apparatus, whether or not combined with a clock, capable of operating without an external source of power | |
| 48220 | Radio remote control apparatus | |
| 87153 | Radio transmitters, maintenance and repair of | |
| 96111 | Radio, gathering and cataloguing noises and sounds for use in | |
| 83632 | Radio, sale of advertising time, directly by producers or broadcasters | |
| 88233 | Radio, television and communication equipment and apparatus manufacturing services | |
| 33690 | Radioactive chemical elements and any of their compounds (excl. those of subclasses 33610, 33620 and 33720) | |
| 33690 | Radioactive elements and their isotopes and compounds (excl. those of subclasses 33610, 33620 and 33630) | |
| 33690 | Radioactive residues | |
| 88150 | Radioactive waste, reprocessing of | |
| 83562 | Radioactivity testing and analysis of concrete | |
| 83562 | Radioactivity testing and analysis of glass | |
| 83562 | Radioactivity testing and analysis of metals | |
| 83562 | Radioactivity testing and analysis of other materials | |
| 83562 | Radioactivity testing and analysis of plastics | |
| 83562 | Radioactivity testing and analysis of textiles | |
| 83562 | Radioactivity testing and analysis of wood | |
| 48110 | Radio-cobalt therapy apparatus | |
| 48220 | Radiocompas | |
| 33690 | Radioelements (excl. those of subclasses 33610, 33620 and 33630) | |
| 47311 | Radio-gramophones incorporating sound-recording or reproducing apparatus (excl. those capable of operation without an external source of power) | |
| 48110 | Radiographic examination apparatus | |
| 83569 | Radiographic testing of machine parts | |
| 83569 | Radiographic testing of structures | |
| 48110 | Radiological apparatus for industrial, medical, dental or veterinary use (excl. X-ray apparatus) | |
| 48110 | Radiological apparatus, therapeutic (excl. X-ray apparatus) | |
| 83569 | Radiological inspection of welds | |
| 93110 | Radiological services delivered under the direction of medical doctors | |
| 49119 | Radiological units, mobile, motorized | |
| 48220 | Radiophares (phares hertziens) | |
| 48110 | Radiophotographic apparatus | |
| 73210 | Radios, rental or leasing of | |
| 87151 | Radios, repair of | |
| 48110 | Radioscopic examination apparatus | |
| 48212 | Radiosonde apparatus | |
| 47211 | Radiotelephonic transceivers | |
| 47211 | Radio-telephonic transmitter-receivers for motor vehicles, ships, aircraft, trains | |
| 48110 | Radiotherapy apparatus (excl. X-ray apparatus) | |
| 48110 | Radiotherapy X-ray apparatus | |
| 48212 | Radio-wind apparatus | |