4. Power plants
  5. Motor having a buoyant working member

David V. Evans

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Device for extracting energy from waves

Power plants – Motor having a buoyant working member
Patent

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Dual seal pipe coupling

Pipe joints or couplings – Packed – Plural seals
Reexamination Certificate

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Method of making a molded plastic elbow

Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Reexamination Certificate

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Molded plastic elbow

Plastic article or earthenware shaping or treating: apparatus – Preform reshaping or resizing means: or vulcanizing means... – Rod or tubular preform
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1489218

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