TREA

in boxes or containers comprising additional sound reproducing or activating means

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Industry

  • CPC
  • G11B33/0488
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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B33/00Constructional parts, details or accessories not provided for in the preceding groups

Current Industry

G11B33/0488in boxes or containers comprising additional sound reproducing or activating means
Industries