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YAOI ETSUKO

JP3 patents

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US8221872B2Jul 17, 2012

Easy-open end

YAOI ETSUKO3 citations58

US8470447B2Jun 25, 2013

Easy open ends that can be favorably opened at high temperatures

YAOI ETSUKO0 citations47

US8871351B2Oct 28, 2014

Easy-open end

YAOI ETSUKO1 citations45