Class | Subclass | Patent |
235 | 7R | 06981633 |
12 | 06981634 | |
375 | 06981635 | |
379 | 06981636 | |
06981637 | ||
06981638 | ||
382 | 06981639 | |
06981640 | ||
441 | 06981641 | |
454 | 06981642 | |
462.01 | 06981643 | |
462.04 | 06981644 | |
462.25 | 06981645 | |
486 | 06981646 | |
06981647 | ||
488 | 06981648 |