4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Optical or pre-photocell system

James Wickstead

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Light counting system for convex articles

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

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Specimen sample collection device and test system

Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
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Specimen sample collection device and test system

Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
Reexamination Certificate

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Profile ID: LFUS-PAI-P-851109

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