![]() Electronic File Wrappers | ![]() Electronic Patent Documents | ![]() Paper Patent Documents | Current as of: June, 1999
| ![]() and Services |
| CLASS NOTES | ||
| 1 | DF | MISCELLANEOUS |
| 2 | DF | LIGHTNING PROTECTION {1} |
| 4 R | DF | AIR TERMINALS {1} |
| 5 R | DF | ELECTRIC SHOCK HAZARD PROTECTIVE DEVICES {2} |
| 6 | DF | EARTH GROUNDS {1} |
| 8 | DF | WITH FLUIDS OR VACUUM {12} |
| 32 | DF | ANTI-INDUCTIVE STRUCTURES {2} |
| 37 | DF | UNDERGROUND {2} |
| 40 R | DF | OVERHEAD {7} |
| 46 | DF | HANDLES |
| 47 | DF | COMBINED FLUID CONDUIT AND ELECTRICAL CONDUCTOR |
| 48 | DF | WALL MOUNTED CONDUITS AND/OR HOUSINGS {1} |
| 50 | DF | BOXES AND HOUSINGS {4} |
| 66 | DF | COVERS OR FACE PLATES {1} |
| 68.1 | DF | CONDUITS, CABLES OR CONDUCTORS {15} |
| 137 R | DF | INSULATORS {17} |
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| DIGESTS | ||
| ****************************** | ||
| DIG 1 | DF | Anti-tracking |
| DIG 2 | DF | Ballasts |
| DIG 7 | DF | Sodium conductors, connectors, etc. |
| DIG 8 | DF | Shrinkable tubes, etc. |
| DIG 9 | DF | Pull-out cabinet or drawer with retractable cable |
| DIG 10 | DF | Bushings with current transformers |
| DIG 11 | DF | Zipper tubes |
| DIG 12 | DF | Helical preforms |