Cited in | International search | Type: | Patent literature | Publication No.: | US2331339
[X] (HARRY MORRIS) [X] 1-9,11,15,21,22,25 * column W *; | Type: | Patent literature | Publication No.: | US3015245
[XA] (DRACKA CLARENCE L) [X] 1-4,15,21-23 * column 4, line 28 - line 35; figures 3,4 * [A] 17; | Type: | Patent literature | Publication No.: | US3023652
[X] (FELDMAN CHARLES S) [X] 1-4,21,22 * column 4, line 68 - column 5, line 26; figures 7-9 *; | Type: | Patent literature | Publication No.: | US4651597
[X] (YANG TAI-HER [TW]) [X] 1-4,21,22 * figures 20-30 *; | Type: | Patent literature | Publication No.: | US2824476
[X] (WILSON LEONARD K) [X] 25,26 * column 2, line 15 - line 18 * * column 2, line 27 - line 33; figure - *; | Type: | Patent literature | Publication No.: | GB658879
[X] (WILLIAM MAWSON HALLIDAY) [X] 25 * page 2, line 69 - line 90; figure - * |