4. Optics: measuring and testing
  5. For light transmission or absorption
  6. Of fluent material

John Tulip

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Carbon dioxide slab laser

Coherent light generators – Particular active media – Active media with particular shape
Patent

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Gas detector

Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
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Gas detector for plural target zones

Optics: measuring and testing – For light transmission or absorption – Of fluent material
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Gas detector with reference cell

Radiant energy – Photocells; circuits and apparatus – With circuit for evaluating a web – strand – strip – or sheet
Patent

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High power laser and cathode structure thereof

Oscillators – Molecular or particle resonant type
Patent

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Profile ID: LFUS-PAI-P-138588

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