Subclass Subgroup Patent
H01Q 1/2216 12170394
    12170395
  1/242 12170396
  1/243 12170397
  1/3275 12170398
  1/36 12170399
  1/44 12170400
  1/46 12170401
  1/521 12170402
  3/08 12170408
  3/30 12170409
  5/328 12170410
  9/0407 12170411
  9/0435 12170412
  9/045 12170413
  9/0464 12170414
  15/08 12170403
  19/062 12170404
  21/0025 12170405
  21/24 12170406
  21/245 12170407