Cited in | Search | Type: | Patent literature | Publication No.: | US2867240
[Y] (BENT ARTHUR J); | Type: | Patent literature | Publication No.: | US3878867
[X] (DIRKS RICHARD D); | Type: | Patent literature | Publication No.: | US2005241799
[Y] (MALONE CHRISTOPHER G [US], et al); | Type: | Patent literature | Publication No.: | WO2017093765
[XAY] (HYDRALECTRIC GROUP LTD [GB]) |