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经营范围
发明名称
Counterbalanced unwatering apparatus
摘要
申请公布号
US2963870(A)
申请公布日期
1960.12.13
申请号
US19590794766
申请日期
1959.02.20
申请人
MACHOL MORRIS R;REAMS CLINTON A
发明人
MACHOL MORRIS R.;REAMS CLINTON A.
分类号
B63C3/06
主分类号
B63C3/06
代理机构
代理人
主权项
地址
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