Reichel, Wladimir A. In Court of Customs and Patent Appeals, patent appeal no. 3634, in re Wladimir A. Reichel, expansible diaphragm and method of making same; brief for commissioner of patents.
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Reichel, Wladimir A. In Court of Customs and Patent Appeals, patent appeal no. 3634, in re Wladimir A. Reichel, expansible diaphragm and method of making same; brief for commissioner of patents.
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Reichel, Wladimir A. In Court of Customs and Patent Appeals, patent appeal no. 3634, in re Wladimir A. Reichel, expansible diaphragm and method of making same; brief for commissioner of patents.