4. Music
  5. Instruments

Robert E. Rupert

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Alternating current method and apparatus for ambient temperature

Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Patent

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System for converting oral music to instrumental music

Music – Instruments
Patent

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Thermometer for remote temperature measurements

Thermal measuring and testing – Temperature measurement – In spaced noncontact relationship to specimen
Patent

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Thermometer for remote temperature measurements

Optical: systems and elements – Optical modulator – Light wave temporal modulation
Patent

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Thermometer for remote temperature measurements

Oscillators – Automatic frequency stabilization using a phase or frequency... – With reference oscillator or source
Patent

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Profile ID: LFUS-PAI-P-826725

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