4. Brakes
  5. Internal-resistance motion retarder
  6. With heat exchanger

John S. Ellis

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Abdominal exercise device and method

Exercise devices – Sit up device
Patent

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Adjustable hydraulic shock absorber

Brakes – Internal-resistance motion retarder – Position of thrust member relative to chamber
Patent

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Heavy duty hydraulic shock absorber

Brakes – Internal-resistance motion retarder – With heat exchanger
Patent

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Lattice beam-columns

Static structures (e.g. – buildings) – Tensioned or flexed sheet facing
Patent

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Profile ID: LFUS-PAI-P-1327584

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