4. Pumps
  5. Motor driven
  6. Pump and motor interconnected by endless flexible...

John V. Felter

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Apparatus and methods for controlling fan operation

Automatic temperature and humidity regulation – Ventilator type
Patent

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Attic fans

Pumps – Motor driven – Pump and motor interconnected by endless flexible...
Patent

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Attic fans and apparatus for supporting the drive motors of atti

Pumps – Motor driven – Pump and motor interconnected by endless flexible...
Patent

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Automatic damper

Automatic temperature and humidity regulation – Thermostatic – In fluid controlled
Patent

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Box for mounting diffusers

Pipes and tubular conduits – Distinct layers – With intermediate insulation layer
Patent

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Profile ID: LFUS-PAI-P-13787

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