French, Richard W. In Court of Customs and Patent Appeals, patent appeal no. 3788, in re Richard W. French, method for producing zinc oxide; brief for commissioner of patents.
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French, Richard W. In Court of Customs and Patent Appeals, patent appeal no. 3788, in re Richard W. French, method for producing zinc oxide; brief for commissioner of patents.
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French, Richard W. In Court of Customs and Patent Appeals, patent appeal no. 3788, in re Richard W. French, method for producing zinc oxide; brief for commissioner of patents.