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

Frederick A. Boos

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Apparatus for coating and deposit removal inside large...

Cleaning and liquid contact with solids – Apparatus – For work having hollows or passages
Reexamination Certificate

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Pipeline surface for inspection with debris collection

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

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Pipeline surface preparation for inspection with debris...

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

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Removal of hardened concrete from ready mixed drum interiors...

Cleaning and liquid contact with solids – Apparatus – For work having hollows or passages
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2773271

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