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G. LEBLANC CORPORATION v. H. & A. SELMER, INC.

Nos. 13232 and 13233.

310 F.2d 449 (1962)

G. LEBLANC CORPORATION, Plaintiff-Appellant, v. H. & A. SELMER, INC., Defendant-Appellee. G. LEBLANC CORPORATION, Plaintiff-Appellee, v. H. & A. SELMER, INC., Defendant-Appellant.

United States Court of Appeals Seventh Circuit.

Rehearing Denied December 17, 1962.

Attorney(s) appearing for the Case

Edward A. Haight, Roy H. Olson, Chicago, Ill., for G. Leblanc Corporation.

Robert M. Wolters, Chicago, Ill., for plaintiff-appellant.

Benjamin H. Sherman, M. R. Chambers, Chicago, Ill., for H. & A. Selmer, Inc.

Hill, Sherman, Meroni, Gross & Simpson, Chicago, Ill., for defendant-appellee-appellant.

Before HASTINGS, Chief Judge, and DUFFY and SCHNACKENBERG, Circuit Judges.

HASTINGS, Chief Judge.

Plaintiff, G. Leblanc Corporation, brought this action charging defendant, H. & A. Selmer, Inc., with infringement of its patent based upon United States Letters Patent No. 2,627,677, issued to Leon Leblanc on February 10, 1953, on an application filed August 19, 1950, for a "Key Mechanism for Alto and Bass Clarinets," and upon the reissue thereof, Re. 23,725, issued October 20, 1953, on an application filed July 9, 1953.

Plaintiff...

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