4. Gas separation
  5. Means within gas stream for conducting concentrate to collector

Donald A. Foster

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Automatic friction drive transmission

Machine element or mechanism – Mechanical movements – Grip units and features
Patent

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Bubble injection dissolved gas measurement method and apparatus

Gas separation – Means within gas stream for conducting concentrate to collector
Patent

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Desk novelty, novelty plaque or similar article

Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Holder or file
Patent

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Precharged web coating apparatus

Coating apparatus – With means to apply electrical and/or radiant energy to work... – Electrostatic and/or electromagnetic attraction or...
Patent

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