4. Stoves and furnaces
  5. Liquid heater
  6. Open-top vessel that may include lid

Douglas B. Pape

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Boiling condition detector

Stoves and furnaces – Liquid heater – Open-top vessel that may include lid
Patent

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Method and apparatus for acoustic energy identification of objec

Acoustics – Geophysical or subsurface exploration – Seismic source and detector
Patent

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Methods of joining polymers using ultrasonic energy

Plastic and nonmetallic article shaping or treating: processes – Direct application of electrical or wave energy to work – Using sonic – supersonic – or ultrasonic energy
Reexamination Certificate

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Profile ID: LFUS-PAI-P-341011

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