| 9 |
voltage and power regulators |
| 9 |
voltage converters |
| 9 |
voltage detectors |
| 9 |
voltage dividers |
| 9 |
voltage doublers |
| 9 |
voltage limiters |
| 9 |
voltage meters |
| 9 |
voltage monitoring units |
| 9 |
voltage multipliers |
| 9 |
voltage quadruplers |
| 9 |
voltage regulators |
| 9 |
voltage regulators for vehicles |
| 9 |
voltage stabilizers |
| 9 |
voltage surge protectors |
| 9 |
voltage surge suppressors |
| 9 |
voltage testers |
| 9 |
voltage triplers |
| 9 |
voltage-to-current converters |
| 9 |
voltmeters |
| 9 |
volume control pedals |
| 9 |
voting machines |
| 9 |
wafer surface defect inspection tools |
| 9 |
wafers for integrated circuits |
| 9 |
wafers for solar cells |
| 9 |
wah pedals for guitars |
| 9 |
wah-wah pedals |
| 9 |
wah-wah pedals for guitars |
| 9 |
walk-in plant growth chambers for research purposes |
| 9 |
walkie-talkies |
| 9 |
wall light fittings [switches] |
| 9 |
wall light fittings being switches |
| 9 |
warning bells |
| 9 |
warning flags |
| 9 |
warning lamps [beacons] |
| 9 |
warning lamps for vehicles |
| 9 |
warning lamps, other than beacons |
| 9 |
warning light devices [rotating warning lights] |
| 9 |
warning lights [beacons] |
| 9 |
warning lights [flashing beacons] |
| 9 |
warning signs [luminous] |
| 9 |
warning streamers |
| 9 |
warning triangles to indicate vehicle breakdowns |
| 9 |
washing trays [photography] |
| 9 |
washing trays for photography |
| 9 |
watches that communicate data to smartphones |
| 9 |
watchmaker's loupes |
| 9 |
watchmakers' loupes |
| 9 |
watchmakers' magnifying glasses |
| 9 |
water activity meters |
| 9 |
water flow meters |
