4. Electric heating
  5. Metal heating
  6. By arc

Carl G. Ringwall

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Fluidic flow and velocity sensor

Measuring and testing – Volume or rate of flow – System
Patent

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Linear flowmeter

Measuring and testing – Volume or rate of flow – System
Patent

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Microvector control for edge and joint following

Electric heating – Metal heating – By arc
Patent

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Tactile sensor

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Velocity sensor and method of producing a velocity signal

Electricity: measuring and testing – Electrical speed measuring – Including speed analog electrical signal generator
Patent

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Profile ID: LFUS-PAI-P-591730

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