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发明名称
Gold pan
摘要
申请公布号
US1972645(A)
申请公布日期
1934.09.04
申请号
US19320636515
申请日期
1932.10.06
申请人
DANILLS JOSEPH E
发明人
DANILLS JOSEPH E.
分类号
B03B5/26
主分类号
B03B5/26
代理机构
代理人
主权项
地址
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