WOOLLEY, Circuit Judge.
This is an appeal from a decree of the District Court granting a preliminary injunction which enjoined certain defendants from infringing claims 4, 5, 12 and 13 of the Langmuir patent No. 1,180,159 for a gas-filled electric lamp. Disposing of the case on the theory of the decision in Desmond Incandescent Lamp Company v. General Electric Company (C. C. A.)
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