Legal Opinion
Radio Corporation v. Dubilier Condenser Corporation
Court of Appeals for the Third Circuit
Decided March 18, 1932No. 4280PublishedCited by 10 opinions
1Opinion of the Court
WOOLLEY, Circuit Judge.
This appeal is from a decree of the District Court holding- claims 3 and 14 of Lowell and Dunmore Patent No. 1,455,141 valid and infringed by the defendant’s apparatus of the types known as Radiola 17 and Radiola 18. 34 F.(2d) 450. The patent, entitled “Radio Receiving Apparatus,” discloses and claims means lor the use of alternating current from the standard residence lighting power in lieu of direct current from batteries in radio receiving sets of the three-section type consisting of radio frequency amplifiers, a detector and audio frequency amplifiers. The invention…
2Cases cited5 opinions
- Hailes v. Van WormerSupreme Court of the United States · 1874
- Grinnell Washing MacHine Co. v. E. E. Johnson Co.Supreme Court of the United States · 1918
- Powers-Kennedy Contracting Corp. v. Concrete Mixing & Conveying Co.Supreme Court of the United States · 1930
- Office Specialty Manufacturing Co. v. Fenton Metallic Manufacturing Co.Supreme Court of the United States · 1899
- Motion Picture Patents Co. v. Calehuff Supply Co.Court of Appeals for the Third Circuit · 1918
3Cited by10 opinions
- Mercantile National Bank of Chicago v. Howmet CorporationCourt of Appeals for the Seventh Circuit · 1975
- Julius Levine & Co. v. Automatic Paper Machinery Co.Court of Appeals for the Third Circuit · 1933
- Lowell v. TriplettCourt of Appeals for the Fourth Circuit · 1935
- Radio Corp. v. Dubilier Condenser Corp.Court of Appeals for the Third Circuit · 1932
- Technidyne Corp. v. McPhilben-Keator, Inc.Court of Appeals for the Second Circuit · 1934
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