4. Optics: measuring and testing
  5. Photometers
  6. Photoelectric

Ferdinand G. Fender

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Oscillator amplitude regulating system

Oscillators – Solid state active element oscillator – Transistors
Patent

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Portable test apparatus for low light level devices

Optics: measuring and testing – Photometers – Photoelectric
Patent

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Profile ID: LFUS-PAI-P-485310

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