Shetterly, Fred F. In Court of Customs and Patent Appeals, patent appeal no. 2670, in re Fred F. Shetterly, design for sheet glass; brief for commissioner of patents.
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Shetterly, Fred F. In Court of Customs and Patent Appeals, patent appeal no. 2670, in re Fred F. Shetterly, design for sheet glass; brief for commissioner of patents.
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Shetterly, Fred F. In Court of Customs and Patent Appeals, patent appeal no. 2670, in re Fred F. Shetterly, design for sheet glass; brief for commissioner of patents.