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经营范围
发明名称
Hydraulic wedge
摘要
申请公布号
US2657904(A)
申请公布日期
1953.11.03
申请号
US19490112393
申请日期
1949.08.25
申请人
BRADY EVENSON CHRISTOPHER
发明人
EVENSON CHRISTOPHER BRADY
分类号
A01G23/099;B27G19/08
主分类号
A01G23/099
代理机构
代理人
主权项
地址
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