摘要：

UhitedSitates Patent Ofiice 3,297,786 Patented Jan. 10, 1967 3,297,786 METHODJOF GRAFT POLYMERIZING ONTO HMDROPHOBIC SUBSTRATES Carl Hbrowitz,-Brooklyn, N.Y., assignor to Yardney International Corporation, New York, N.Y., a corporafiOHDf NeWYOI'k t No Drawing... .Filed July 22, 1963,.Ser. No. 296,487

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