4. Music
  5. Instruments
  6. Stringed

Shin H. Chen

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Device for improving sound in guitars and similar stringed instr

Music – Instruments – Stringed
Patent

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Metronome cartridge

Dynamic information storage or retrieval – Combined independent audio systems – Changeover between audio systems
Patent

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Metronomic signalling devices and method of tempo signalling

Music – Accessories – Teaching devices
Patent

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Tone amplification in stringed instruments

Music – Instruments – Stringed
Patent

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Profile ID: LFUS-PAI-P-1040177

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