Apparatus for making convolute wound tubing from sheet material,申请号US19440560705-传众专利搜索

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发明名称	Apparatus for making convolute wound tubing from sheet material
摘要
申请公布号	US2424540(A)	申请公布日期	1947.07.29
申请号	US19440560705	申请日期	1944.10.27
申请人	BORIS BOGOSLOWSKY	发明人	BOGOSLOWSKY BORIS
分类号	B31C1/00	主分类号	B31C1/00
代理机构		代理人
主权项
地址

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