4. Machine element or mechanism
  5. Gearing
  6. Directly cooperating gears

David Engerran

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Method of treating a gas stream

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture
Reexamination Certificate

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Trap device

Gas separation – Two or more separators – Spaced for parallel flow of gas
Reexamination Certificate

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Valve actuator

Machine element or mechanism – Gearing – Directly cooperating gears
Patent

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Profile ID: LFUS-PAI-P-1841237

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