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CARLSON & SULLIVAN, INC. v. BIGELOW & DOWSE CO.

Civ. A. 50-909.

105 F.Supp. 531 (1952)

CARLSON & SULLIVAN, Inc. v. BIGELOW & DOWSE CO. et al.

United States District Court D. Massachusetts.

April 3, 1952.

Attorney(s) appearing for the Case

Hector M. Holmes, Boston, Mass., for plaintiff.

Robert L. Thompson, Dike, Thompson & Sanborn, Boston, Mass. (T. Clay Lindsey and John Prutzman, Hartford, Conn., of counsel), for defendant.

McCARTHY, District Judge.

This is a typical action for patent infringement. The defenses are the usual ones, denying the charge of infringement and alleging the invalidity of the patent in suit, United States Patent No. 2,510,939 for ruler construction granted June 6, 1950 to F. O. Carlson on an application filed February 15, 1945.

The plaintiff is Carlson & Sullivan, Inc., a California corporation admittedly the owner of the patent in suit.

The...

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