4. Measuring and testing
  5. Frictional resistance, coefficient or characteristics

David Robbins

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Ambient pressure probe

Measuring and testing – Barometer
Patent

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Color subcarrier frequency comparator

Facsimile and static presentation processing – Static presentation processing – Attribute control
Patent

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Electrochemical chlorine flux monitor

Chemistry: physical processes – Physical processes – Crystallization
Patent

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Portable tester for measuring the static coefficient of friction

Measuring and testing – Frictional resistance – coefficient or characteristics
Patent

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Radiation flux averaging device of high efficiency

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

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Profile ID: LFUS-PAI-P-981005

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