4. Power plants
  5. Motor operated by expansion and/or contraction of a unit of...
  6. Unit of mass is a gas which is heated or cooled in one of a...

Richard J. Birch

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Method and apparatus for controlling the movement of a free, gas

Power plants – Motor operated by expansion and/or contraction of a unit of... – Unit of mass is a gas which is heated or cooled in one of a...
Patent

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Page marking system and method

Books – strips – and leaves – Book – element thereof – or accessory therefor – Leaves
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1739665

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