4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. From aldehyde or derivative thereof as reactant

Patrick J. Walsh

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Apparatus & method for cleaning cooling tower...

Liquid purification or separation – Processes – Separating
Reexamination Certificate

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Apparatus and method for cleaning cooling tower...

Liquid purification or separation – With movable support
Reexamination Certificate

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Apparatus and method for collection and disposal of...

Heat exchange – With cleaning means for heat exchanger
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Apparatus and method for monitoring steam condenser air...

Power plants – Motor having exhaust fluid treating or handling means – Having condition responsive control of exhaust structure or...
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Apparatus and method for separating and filtering particles...

Liquid purification or separation – Processes – Including controlling process in response to a sensed condition
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Profile ID: LFUS-PAI-P-2019094

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