Bulk merchandise dispensing machine
作者： Frank A Gastright
DOI:
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摘要:
lens.org 参考文章(4)
Hans Grotewold, First George B, Carton feeding and filling system ,(1939)
Ladd Sherman, Carton-filling machine ,(1920)
Guy L Hoyt, Feed-regulator for fine material. ,(1910)
Richard Sunderman, Attachment for carton-making machines. ,(1905)