4. Batteries: thermoelectric and photoelectric
  5. Thermoelectric
  6. Radiation pyrometer

Vladimir I. Polyakov

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Position-to-number electro-optical converter

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

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Semiconductor photoelectric generator

Batteries: thermoelectric and photoelectric – Thermoelectric – Radiation pyrometer
Patent

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Vane pump

Rotary kinetic fluid motors or pumps – Runner has spirally arranged blade or fluid passage – Extending along runner axis
Patent

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Profile ID: LFUS-PAI-P-444039

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