Class Subclass Patent
280 5.514 07320469
  47.18 07320470
  47.38 07320471
  79.3 07320472
  304.1 07320473
  615 07320474
  617 07320475
  628 07320476
  730.2 07320477
  735 07320478
  736 07320479
  779 07320480