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SIEMENS AKTIENGESELLSCHAFT v. SONOTONE CORPORATION

No. 73 C 296.

370 F.Supp. 970 (1973)

SIEMENS AKTIENGESELLSCHAFT, Plaintiff, v. SONOTONE CORPORATION et al., Defendants.

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

July 18, 1973.

Attorney(s) appearing for the Case

Hill, Sherman, Meroni, Gross & Simpson, Chicago, Ill., for plaintiff.

Sheldon W. Witcoff, Molinare, Allegretti, Newitt & Witcoff, Chicago, Ill., for defendant Beltone.

John W. Kozak, Wolfe, Hubbard, Leydig, Voit & Osann, Chicago, Ill., for defendants Sonotone Corp. and Sonotone Corp. of Chicago.

MEMORANDUM OPINION

DECKER, District Judge.

This is a patent infringement action by Siemens Aktiengesellschaft (Siemens) against Sonotone Corporation (Sonotone) and Beltone Electronics Corporation (Beltone), manufacturers of allegedly infringing hearing aid devices, and Sonotone Corporation of Chicago (Sonotone Chicago), a distributor of hearing aids. Defendants Sonotone and Sonotone Chicago have moved for severance of the complaint against them and, pursuant...

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