Bowles, Edward L. In Court of Customs and Patent Appeals, patent appeal no. 3307, in re Edward L. Bowles, acoustic-electric-energy converter; brief for commissioner of patents.
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Bowles, Edward L. In Court of Customs and Patent Appeals, patent appeal no. 3307, in re Edward L. Bowles, acoustic-electric-energy converter; brief for commissioner of patents.
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Bowles, Edward L. In Court of Customs and Patent Appeals, patent appeal no. 3307, in re Edward L. Bowles, acoustic-electric-energy converter; brief for commissioner of patents.