In Court of Customs and Patent Appeals, patent appeal no. 5489, in re Kurt E. Ripper, deceased (American Cyanamid Company, assignee), resinous molding compositions; brief for commissioner of patents.
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In Court of Customs and Patent Appeals, patent appeal no. 5489, in re Kurt E. Ripper, deceased (American Cyanamid Company, assignee), resinous molding compositions; brief for commissioner of patents.
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In Court of Customs and Patent Appeals, patent appeal no. 5489, in re Kurt E. Ripper, deceased (American Cyanamid Company, assignee), resinous molding compositions; brief for commissioner of patents.