4. Harvesters
  5. Motorized harvester
  6. Including driven air-blower unit

Rolf Fichter

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Cleaning device for harvester-thresher

Harvesters – Motorized harvester – Including driven air-blower unit
Patent

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Process for manufacturing an impeller

Fluid reaction surfaces (i.e. – impellers) – Perimetric blading extending axially between annular members
Reexamination Certificate

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Slide-in cross current ventilator

Rotary kinetic fluid motors or pumps – With means for re-entry of working fluid to blade set – Cross flow runner
Patent

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Ventilator with brush type blocking device

Rotary kinetic fluid motors or pumps – With means for re-entry of working fluid to blade set – Cross flow runner
Reexamination Certificate

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Profile ID: LFUS-PAI-P-965502

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