Cited in | Search | Type: | Patent literature | Publication No.: | US4286640
[X] (KNOX KENNETH H, et al); | Type: | Patent literature | Publication No.: | US4176756
[A] (GELLMAN BARRY N [US]); | Type: | Patent literature | Publication No.: | US3380267
[A] (WINCHESTER WILLIAM E); | Type: | Patent literature | Publication No.: | GB2087368
[A] (CONTAINER CORP) |