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United States Utility Patents
5,181,690 - 5,181,699

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NumberTitle
5,181,690 Shut-off valve
5,181,691 Mechanical part made of ceramics
5,181,692 Valve assembly for pressure fluids
5,181,693 Extensible lifting tower with hydraulic cylinders in series
5,181,694 Floor covering installation tool
5,181,695 Anti-glare shield system for highway median barriers
5,181,696 Vehicle height adjusting device for attachment to a hydraulic shock absorber for vehicles
5,181,697 Impact member with multiple concentric gas cushions inflated in sequence
5,181,698 Hydraulically damping rubber bearing
5,181,699 Impact absorber



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