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[A] (CAMUS MARK [US]) [A] 1,7 * abstract *; | Type: | Patent literature | Publication No.: | US3809799
[A] (TAYLOR P) [A] 1,3-5 * abstract *; | Type: | Patent literature | Publication No.: | US5305978
[A] (CURRENT WAYNE [US]) [A] 1 * abstract *; | Type: | Patent literature | Publication No.: | GB1194478
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