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KUESTER v. HOFFMANN

Civil Action No. 723.

57 F.Supp. 520 (1944)

KUESTER et al. v. HOFFMANN et al. (HOFFMAN SPECIALTY CO., Intervener).

District Court, E. D. Wisconsin.

October 28, 1944.

Attorney(s) appearing for the Case

S. L. Wheeler and Warren G. Wheeler, both of Milwaukee, Wis., for plaintiffs.

Lines, Spooner & Quarles (by David A. Fox), of Milwaukee, Wis., and Hammond & Littell (by Nelson Littell), of New York City, for defendants.

DUFFY, District Judge.

This is a patent infringement suit with the usual defenses of invalidity and non-infringement. Plaintiffs are the patentees in U. S. Patent No. 2,152,699 issued April 4, 1939, on application filed October 8, 1934. The claimed invention relates to improvements in heating processes and systems. Claims 1 and 2 are in issue.

Defendant Balthasar Hoffmann, Jr., is a user of a heating system which plaintiffs claim exemplifies the accused subject...

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