TREA

Hardness gradient

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Industry

  • CPC
  • A63B37/0063
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Parent Industries

AHUMAN NECESSITIES A63Sports, games A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING BALL GAMES TRAINING EQUIPMENT A63B37/00Solid balls; Rigid hollow balls Marbles

Current Industry

A63B37/0063Hardness gradient
Industries