Seavey, Frederick R. In Court of Customs and Patent Appeals, patent appeal no. 5182, in re Frederick R. Seavey, improvements in explosives; brief for commissioner of patents.
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Seavey, Frederick R. In Court of Customs and Patent Appeals, patent appeal no. 5182, in re Frederick R. Seavey, improvements in explosives; brief for commissioner of patents.
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Seavey, Frederick R. In Court of Customs and Patent Appeals, patent appeal no. 5182, in re Frederick R. Seavey, improvements in explosives; brief for commissioner of patents.