发明名称 Classifying Kits
摘要 Classifying kits useful in separating gold, other precious metals, gems, collectable rocks, fossils, and archaeological artifacts from earth material. Classifying sieves and other parts of the classifying kits herein are configured to be used within a bucket and can readily be removable therefrom. Depending on the parts used and the goals of a user, the kits herein can be used with dry sifting methods or with water.
申请公布号 US2013213862(A1) 申请公布日期 2013.08.22
申请号 US201313842853 申请日期 2013.03.15
申请人 PETERSON MARK 发明人 PETERSON MARK
分类号 B07B1/00 主分类号 B07B1/00
代理机构 代理人
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