Manufacture of links for chain cables,申请号US19310552258-传众专利搜索

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发明名称	Manufacture of links for chain cables
摘要
申请公布号	US1923201(A)	申请公布日期	1933.08.22
申请号	US19310552258	申请日期	1931.07.21
申请人	OTTO HEDFORS ARVID	发明人	HEDFORS ARVID OTTO
分类号	B21L15/00	主分类号	B21L15/00
代理机构		代理人
主权项
地址

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