
    No. 154.
    No. 155.
    No. 156.
    Exhibit Supply Co. v. Ace Patents Corp.; Genco, Inc. v. Ace Patents Corp.; and Chicago Coin Machine Co. v. Ace Patents Corp.
    October 13, 1941.
    
      Messrs. Clarence E. Threedy and John H. Sutherland for petitioners. Mr. Casper W. Ooms for respondent.
   Petition for writs of certiorari to the Circuit Court of Appeals for the Seventh Circuit denied.

Reported below: 119 F. 2d 349.  