4. Brushing, scrubbing, and general cleaning
  5. Machines
  6. With air blast or suction

Donald L. Olson

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Blower

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent

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Floor preparation machine and method

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent

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Scrubber with foam and spray suppressor

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent

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Surface maintenance machine with rotary lip

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent

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Profile ID: LFUS-PAI-P-958372

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