OPEN HEARTH STEEL FURNACE CO. v. BLAW-KNOX CO. et al. No. 3094.Circuit Court of Appeals, Third Circuit. October 3, 1924. Appeal from the District Court of the United States for the Western District of Pennsylvania; Charles P. Orr and Robert M. Gibson, Judges. Suit by the Open Hearth Steel Furnace Company against the Blaw-Knox Company […]