4. Automatic temperature and humidity regulation
  5. With timing element
  6. Timer other than clock

Harold E. Jackson

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Control arrangements for heating circuits

Automatic temperature and humidity regulation – With timing element – Timer other than clock
Patent

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Power-operated valve

Fluid handling – With means for separating solid material from the fluid – Planar strainer normal to flow path
Patent

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Time switches

Electrical transmission or interconnection systems – Plural load circuit systems – Selectively connected or controlled load circuits
Patent

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Profile ID: LFUS-PAI-P-817924

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