Continental Oil Company. In Court of Customs and Patent Appeals, patent appeal no. 3424, in re Continental Oil Company, trade-mark for lubricating oil and greases; brief for commissioner of patents.
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Continental Oil Company. In Court of Customs and Patent Appeals, patent appeal no. 3424, in re Continental Oil Company, trade-mark for lubricating oil and greases; brief for commissioner of patents.
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Continental Oil Company. In Court of Customs and Patent Appeals, patent appeal no. 3424, in re Continental Oil Company, trade-mark for lubricating oil and greases; brief for commissioner of patents.