Vending machine assembly including a stand with a coin box therein
作者： Richard K Bolen , Jr Waldo E Bolen
DOI:
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lens.org 参考文章(5)
Amberg Stephan W, Amberg Walter E, Cahlik Jim C, Apparatus for dispensing articles from a nested stack ,(1961)
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Blumental Benjamin, Drawer construction for chairs or similar articles of furniture ,(1925)
Herbert F Knape, Self-closing drawer slide ,(1964)
Grob William H F, Davis John S, Coin controlled shopping bag dispenser ,(1961)