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MAGNETICS, INC. v. ARNOLD ENGINEERING COMPANY

No. 67 C 635.

309 F.Supp. 291 (1969)

MAGNETICS, INC., Plaintiff, v. The ARNOLD ENGINEERING COMPANY and Allegheny Ludlum Steel Corporation, Defendants.

United States District Court, N. D. Illinois, E. D.

August 28, 1969.

Attorney(s) appearing for the Case

Frank W. Fowle, Chicago, Ill., and Paul T. O'Neil and Raymond N. Baker, Shanley & O'Neil, Washington, D. C., for plaintiff.

Dugald S. McDougall, and Robert L. Kahn, Chicago, Ill., for defendants.

MEMORANDUM OPINION

DECKER, District Judge.

In this patent infringement suit, Magnetics, Inc. seeks to enforce Eyberger reissue patent 25,441, Eyberger patent 3,244,782 and Brandon patent 3,011,213. The two Eyberger patents describe, respectively, the apparatus and the method for compressing magnetizable toroidal (doughnut-shaped) cores from powdered metal particles. The Brandon patent describes a lubricating machine used with the die pressing apparatus....

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