Programmed medication dispenser
作者： Kuh Joseph R , John Glucksman
DOI:
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摘要:
lens.org 参考文章(4)
Telly Reginald, Periodic cigarette dispenser ,(1955)
John E Sharp, Closure feeding and embossing mechanism ,(1943)
John G Kay, Workpiece escapement for runways ,(1964)
Ronald E J Nordquist, Can vending machine ,(1957)