Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
Examiner
active
No affiliations
Addressable photodetector array
Adjustable mount for electro-optic transducers in an evacuated c
Angle measuring device with correction grid
Angle transducer employing polarized light
Anti-reflection arrangement for optical document scanner
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Profile ID: LFUS-PAI-P-23234