Fischer, Albert C. In Court of Customs and Patent Appeals, patent appeal no. 3064, in re Albert C. Fischer, insulation shingles; brief for commissioner of patents.
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Fischer, Albert C. In Court of Customs and Patent Appeals, patent appeal no. 3064, in re Albert C. Fischer, insulation shingles; brief for commissioner of patents.
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Fischer, Albert C. In Court of Customs and Patent Appeals, patent appeal no. 3064, in re Albert C. Fischer, insulation shingles; brief for commissioner of patents.