Alliance Auto Service, Inc. v. Cohen

Plaintiff is a corporation which sells at retail, at thirty-two service stations in Philadelphia, petroleum products, automobile accessories and certain minor commodities. Petrol Corporation, which is engaged in the business of distributing petroleum products, supplies plaintiff and other dealers. Plaintiff sells no petroleum products other than those obtained from Petrol Corporation. The latter discharged a number of its employees who were members of Highway Truck Drivers and Helpers Local 107, International Brotherhood of Teamsters, Chauffeurs, Stablemen and Helpers of America, an…