![]() US Patents John Michael Gura has his name on US Patent # 2364780 dated July 3, 1943 and issued Dec 1944. 2,364,780 SHEET PACK OPENING MECHANISM Charles Eugene De Walt, deceased, late of Canonsburg, Pa., by Alice F. De Walt, administratrix, Pittsburgh, Pa., assignor of ten per cent to John Michael Gura, Struthers, Ohio Application July 3, 1943, Serial No. 493,470 3 Claims. (CI. 39—17) |