Freedlander, Abraham L. In Court of Customs and Patent Appeals, patent appeal no. 4910, in re Abraham L. Freedlander, cog belt; brief for commissioner of patents.
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Freedlander, Abraham L. In Court of Customs and Patent Appeals, patent appeal no. 4910, in re Abraham L. Freedlander, cog belt; brief for commissioner of patents.
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Freedlander, Abraham L. In Court of Customs and Patent Appeals, patent appeal no. 4910, in re Abraham L. Freedlander, cog belt; brief for commissioner of patents.