![]() Electronic File Wrappers | ![]() Electronic Patent Documents | ![]() Paper Patent Documents | Current as of: June, 1999
| ![]() and Services |
| CLASS NOTES | ||
| 1 | DF | MISCELLANEOUS |
| 12 | DF | FILE CUTTING {9} |
| 25.1 | DF | SAW-MAKING OR FURBISHING DEVICE OR MACHINE {12} |
| * | DF | MACHINES {7} |
| * | DF | TOOL SHARPENERS {4} |
| 101.1 | DF | BLANK OR PROCESS {16} |
| ****************************** | ||
| DIGESTS | ||
| ****************************** | ||
| DIG 1 | DF | Bowling pin |
| DIG 2 | DF | Case hardening |
| DIG 3 | DF | Casting |
| DIG 4 | DF | Chromium |
| DIG 5 | DF | Electric welding |
| DIG 6 | DF | Laminated |
| DIG 7 | DF | Plastics |
| DIG 8 | DF | Razor blade manufacturing |
| DIG 9 | DF | Razor blade sharpeners |
| DIG 10 | DF | Soldering and cooling |
| DIG 11 | DF | Tungsten and tungsten carbide |
| DIG 12 | DF | Diamond tools |