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CAMPBELL v. MUELLER

Nos. 10237, 10238.

159 F.2d 803 (1947)

CAMPBELL et al. v. MUELLER et al. MUELLER et al. v. CAMPBELL et al.

Circuit Court of Appeals, Sixth Circuit.

February 3, 1947.

Attorney(s) appearing for the Case

John J. Mahoney, of Columbus, Ohio (John J. Mahoney, of Columbus, Ohio, of counsel; Corbett, Mahoney & Miller, of Columbus, Ohio, on the brief), for Campbell and others.

F. O. Richey, of Cleveland, Ohio (F. O. Richey and H. F. McNenny, both of Cleveland, Ohio, on the brief, Richey and Watts, of Cleveland, Ohio, of counsel), for Conrad B. Mueller.

Before HICKS, ALLEN and MILLER, Circuit Judges.

HICKS, Circuit Judge.

Suit by George R. Hunt, patentee, and Conrad B. Mueller, exclusive licensee, against Harold C. Campbell, H. D. Thomas, d. b. a. The Thomas Company, and William E. Ginovan, d. b. a. Ginovan Poultry Market, for infringement of Patent No. 2,300,157, issued to Hunt October 27, 1942, for "Feather-Picking Apparatus for Fowls. * * *"

The principal defenses were, invalidity, and non-infringement. A counterclaim...

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