4. Electricity: motive power systems
  5. Plural, diverse or diversely controlled electric motors
  6. Plural, diverse motor controls

Darrel E. Zimmer

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Control of heating and cooling available from central sources to

Heat exchange – Regenerator – Checker brick structure
Patent

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Control of heating and cooling available from central sources to

Heat exchange – Movable heating or cooling surface – Rotary drum
Patent

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Power monitor

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Frequency of cyclic current or voltage
Patent

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Remote window operating system

Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Plural – diverse motor controls
Patent

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Profile ID: LFUS-PAI-P-1468250

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