Brandenburg, Francis C. In Court of Customs and Patent Appeals, patent appeal no. 3525, in re Francis C. Brandenburg, shovels; brief for commissioner of patents.
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Brandenburg, Francis C. In Court of Customs and Patent Appeals, patent appeal no. 3525, in re Francis C. Brandenburg, shovels; brief for commissioner of patents.
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Brandenburg, Francis C. In Court of Customs and Patent Appeals, patent appeal no. 3525, in re Francis C. Brandenburg, shovels; brief for commissioner of patents.