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US2017249512A1
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Remote detection of insect infestation
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US2014320651A1
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Distortion correcting sensors for diagonal collection of oblique imagery
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US2015264262A1
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Hybrid stabilizer with optimized resonant and control loop frequencies
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US5508085A
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Structural elements made with cores of fiber-reinforced plastic
|
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US5487930A
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Three structure structural element with interlocking ribbing
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US5016730A
|
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Acoustic filter having acoustic isolation of internal flow element
|
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EP0312590A1
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Universally-adaptable pool water filter structures.
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US4763365A
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Spa system having high temperature safety device
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US4773823A
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Centrifugal pump having improvements in seal life
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US4676533A
|
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Reversible lock and seal apparatus
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US4169793A
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Tank drain assembly for swimming pool filters
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US4105555A
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Multi-port valve
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US4103368A
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Pool cover having solar energy heating feature
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