Electronic File Wrappers | Electronic Patent Documents | Paper Patent Documents | Current as of: June, 1999
| and Services |
CLASS NOTES | ||
1 | DF | WASTE RECLAIMING APPARATUS |
2 | DF | CARBONIZING APPARATUS |
3 R | DF | MACHINES {22} |
213 | DF | IMPLEMENTS {6} |
235 R | DF | ACCESSORIES {6} |
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CROSS-REFERENCE ART COLLECTIONS | ||
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900 | DF | FOAM TREATMENT |
901 | DF | HIGH FREQUENCY TREATMENT |
902 | DF | DEVICES FOR STORAGE AND REUSE OF SOAP SUDS |
903 | DF | PERFORATED DRUM AND CONTINUOUS TEXTILE FEED AND DISCHARGE |