4. G - Physics
  5. 10
  6. D

Juan M. Del Castillo

G - Physics – 10 – D

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Apparatus for use when playing a stringed instrument

G - Physics – 10 – D
Patent

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Device to identify chords on a keyboard instrument and key...

G - Physics – 09 – B
Patent

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Lighted optical metronome

G - Physics – 10 – G
Patent

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Metronome for designating visually the note of music to be...

G - Physics – 04 – F
Patent

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Optical metronome

G - Physics – 09 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Apparatus for use when playing a stringed instrument

G - Physics – 10 – D
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Device to identify chords on a keyboard instrument and key...

G - Physics – 09 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Lighted optical metronome

G - Physics – 10 – G
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Metronome for designating visually the note of music to be...

G - Physics – 04 – F
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Optical metronome

G - Physics – 09 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFCA-PAI-P-71040

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