4. Communications: electrical
  5. Continuously variable indicating
  6. With meter reading

James L. Day Co. Inc.

Corporate Assignee

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Air flow metering terminal and control system

Measuring and testing – Volume or rate of flow – Using differential pressure
Patent

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Environmental condition control system

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

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Hard wired programmable controller especially for heating ventil

Communications: electrical – Continuously variable indicating – With meter reading
Patent

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Mounting assembly

Electricity: electrical systems and devices – Electrostatic capacitors – Fixed capacitor
Patent

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Pneumatic terminal and gauge assembly

Fluid handling – With indicator – register – recorder – alarm or inspection means – Fluid pressure responsive indicator – recorder or alarm
Patent

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Profile ID: LFUS-PAI-P-1366235

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