Tamper and seal proof flexible pouring spout
作者： Irvin H Rieke
DOI:
关键词: Seal (mechanical) 、 Engineering drawing 、 Engineering
摘要:
lens.org 参考文章(7)
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Irvin H Rieke, Container nestable and contractible pouring spout ,(1947)
Moore George Arlington, Means and method for filling and closing containers ,(1936)
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John M Hothersall, Sealing means for containers ,(1924)
John W Shera, Closure structure for containers ,(1932)
Edward L Mcginnis, Spout and closure ,(1932)