CAMPBELL, District Judge.
This is a patent suit in which plaintiff claims infringement of claims 1, 2, 3, and 4 of patent No. 1,434,655, issued to Walter A. Garratt, for sounding device, dated November 7, 1922, on application filed November 26, 1919; and of claim 4 of patent No. 1,391,887, issued to Walter A. Garratt, for pneumatic horn, dated September 27, 1921, on application filed January 30, 1920.
The bill of complaint also alleged infringement by the...
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