4. Music
  5. Instruments
  6. Stringed

Robert S. Hill

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Method of making tube-to-plate connection

Metal working – Method of mechanical manufacture – Assembling or joining
Patent

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Piano soundboard

Music – Instruments – Stringed
Patent

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Piano soundboard

Music – Instruments – Stringed
Patent

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Piano soundboard and method of making same

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent

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Piano soundboard and method of making same

Music – Instruments – Stringed
Patent

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Profile ID: LFUS-PAI-P-8554

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