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} |
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DIGESTS | ||
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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 |