TREA

Teaching music

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Industry

  • CPC
  • G09B15/00
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Parent Industries

GPHYSICS G09Cryptography, education, displays G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE MODELS PLANETARIA GLOBES MAPS DIAGRAMS

Current Industry

G09B15/00Teaching music

Sub Industries

G09B15/001Boards or like means for providing an indication of chords G09B15/002Electrically operated systems G09B15/003with indication of the keys or strings to be played on instruments G09B15/004Non-electrically operated systems G09B15/005of the slide type G09B15/006with indication of the keys or strings to be played on instruments G09B15/007using disc-shaped boards G09B15/008with indication of the keys or strings to be played on instruments G09B15/009Transposing devices G09B15/02Boards or like means for providing an indication of notes G09B15/023Electrically operated G09B15/026Non-electrically operated G09B15/04with sound emitters G09B15/06Devices for exercising or strengthening fingers or arms Devices for holding fingers or arms in a proper position for playing G09B15/08Practive keyboards
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents