4. Brushing, scrubbing, and general cleaning
  5. Machines
  6. Brushing

Joseph L. Ritchey, Jr.

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Method for cleaning substrates

Cleaning and liquid contact with solids – Processes – Using solid work treating agents
Reexamination Certificate

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Washer for cleaning substrates

Brushing – scrubbing – and general cleaning – Machines – Brushing
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