![]() Electronic File Wrappers | ![]() Electronic Patent Documents | ![]() Paper Patent Documents | Current as of: June, 1999
| ![]() and Services |
| CLASS NOTES | ||
| * | DF | PROCESSES {17} |
| * | DF | APPARATUS {41} |
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| CROSS-REFERENCE ART COLLECTIONS | ||
| ****************************** | ||
| 600 | DF | FURNACE STOKERS |
| 601 | DF | SAND MULLERS |
| 602 | DF | SOAP DISPENSERS |
| 603 | DF | ANIMAL POWERED MILL |
| 604 | DF | PLURAL INLETS FOR DIVERSE SOLID MATERIALS |
| 605 | DF | HAY UNBALER |
| 606 | DF | MEDICAL/SURGICAL WASTE COMMINUTION |
| ****************************** | ||
| DIGESTS | ||
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| DIG 10 | DF | Foundry sand treatment |
| DIG 14 | DF | Grinding in inert, controlled atmosphere |
| DIG 17 | DF | Ice crushers |
| DIG 27 | DF | Pill or tablet crushers |
| DIG 30 | DF | Rubber elements in mills |
| DIG 31 | DF | Rubber preparation |
| DIG 37 | DF | Cryogenic cooling |
| DIG 38 | DF | Solid waste disposal |