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发明名称
Gear reduction
摘要
申请公布号
US2222814(A)
申请公布日期
1940.11.26
申请号
US19390307938
申请日期
1939.12.07
申请人
HODGES VERA C
发明人
HODGES VERA C.
分类号
F16H1/46
主分类号
F16H1/46
代理机构
代理人
主权项
地址
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