Clewell, John H. In Court of Customs and Patent Appeals, patent appeal no. 3404, in re John H. Clewell, non-discoloring safety glass; brief for commissioner of patents.
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Clewell, John H. In Court of Customs and Patent Appeals, patent appeal no. 3404, in re John H. Clewell, non-discoloring safety glass; brief for commissioner of patents.
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Clewell, John H. In Court of Customs and Patent Appeals, patent appeal no. 3404, in re John H. Clewell, non-discoloring safety glass; brief for commissioner of patents.