4. Music
  5. Instruments
  6. Electrical musical tone generation

John Longawa

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Computing device to allow for the selection and display of a...

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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Computing device to allow for the selection and display of a...

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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Interface device to couple a musical instrument to a...

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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System and method for delivering a multimedia presentation...

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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System and method of secure electronic commerce transactions...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2729639

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