Electricity: conductors and insulators
Patent class list (only not empty are listed)
Deeper subclasses:
| Class / Patent application number | Description | Number of patent applications / Date published |
|---|---|---|
| 174680100 | CONDUITS, CABLES OR CONDUCTORS | 8828 |
| 174050000 | BOXES AND HOUSINGS | 1172 |
| 174032000 | ANTI-INDUCTIVE STRUCTURES | 614 |
| 174650000 | FEEDTHROUGH OR BUSHING | 258 |
| 174137000 | INSULATORS | 237 |
| 174480000 | WALL MOUNTED | 154 |
| 174066000 | COVERS OR FACE PLATES | 143 |
| 174008000 | WITH FLUIDS OR VACUUM | 141 |
| 174040000 | OVERHEAD | 73 |
| 174002000 | LIGHTNING PROTECTION | 38 |
| 174006000 | EARTH GROUNDS | 26 |
| 174005000 | ELECTRIC SHOCK HAZARD PROTECTIVE DEVICES | 25 |
| 174047000 | COMBINED FLUID CONDUIT AND ELECTRICAL CONDUCTOR | 15 |
| 174037000 | UNDERGROUND | 11 |
| 174001000 | MISCELLANEOUS | 2 |
| 20080196916 | Electrically Conductive Chain - The invention concerns a novel type of electrical conductor made up of a string of beads ( | 08-21-2008 |
| 20110005794 | IN-WATER DISCHARGING APPARATUS - An in-water discharging apparatus is provided. The in-water discharging apparatus can be manufactured with a high voltage electrode ( | 01-13-2011 |