Apparatus for recovering lead shot from the earth,申请号US19520286067-传众专利搜索

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发明名称	Apparatus for recovering lead shot from the earth
摘要
申请公布号	US2756978(A)	申请公布日期	1956.07.31
申请号	US19520286067	申请日期	1952.05.05
申请人	WACHSMITH RICHARD A	发明人	WACHSMITH RICHARD A.
分类号	E01H1/04	主分类号	E01H1/04
代理机构		代理人
主权项
地址

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