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uspto-grants-2011_02
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uspto-grants-2011_02 · 10.6084/m9.figshare.5104873.v1 · US07893073B2
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uspto-grants-2011_02
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uspto-grants-2013_01 · 10.6084/m9.figshare.5104873.v1 · US08343987B2
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