Incremental printing of symbolic information
Patent class list (only not empty are listed)
Deeper subclasses:
Class / Patent application number | Description | Number of patent applications / Date published |
---|---|---|
347001000 | INK JET | 14892 |
347171000 | THERMAL MARKING APPARATUS OR PROCESSES | 804 |
347224000 | LIGHT OR BEAM MARKING APPARATUS OR PROCESSES | 688 |
347111000 | ELECTRIC MARKING APPARATUS OR PROCESSES | 341 |
347110000 | MARKING DEVICES | 151 |