4. Metal deforming
  5. By use of 'flying tool' engaging moving work
  6. Including orbitally-moving tool-face

Gerald F. Robertson

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Exhaust gas operated vacuum pump assembly

Pumps – Motor driven – Fluid motor
Patent

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Exhaust gas operated vacuum pump assembly

Pumps – Motor driven – Fluid motor
Patent

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Exhaust gas operated vacuum pump assembly

Pumps – Motor driven – Fluid motor
Patent

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Internally enhanced tubes

Heat exchange – With first fluid holder or collector open to second fluid
Patent

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Method and apparatus for internally enhancing heat exchanger tub

Metal deforming – By use of 'flying tool' engaging moving work – Including orbitally-moving tool-face
Patent

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