Chain guard for overhead hoists,申请号US19560613992-传众专利搜索

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发明名称	Chain guard for overhead hoists
摘要
申请公布号	US2820662(A)	申请公布日期	1958.01.21
申请号	US19560613992	申请日期	1956.10.04
申请人	THOMAS WALKER	发明人	WALKER THOMAS
分类号	B66C1/14	主分类号	B66C1/14
代理机构		代理人
主权项
地址

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