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经营范围
发明名称
Pumping mechanism
摘要
申请公布号
US2434459(A)
申请公布日期
1948.01.13
申请号
US19430511140
申请日期
1943.11.20
申请人
UNIVERSAL GEAR CORPORATION
发明人
DAHLSTRAND JOSEF Y.
分类号
F16N13/20
主分类号
F16N13/20
代理机构
代理人
主权项
地址
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