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发明名称
Gear shaping machine
摘要
申请公布号
US2508244(A)
申请公布日期
1950.05.16
申请号
US19440558432
申请日期
1944.10.12
申请人
GERT FREDERICHS GEORG
发明人
FREDERICHS GEORG GERT
分类号
B23F23/12
主分类号
B23F23/12
代理机构
代理人
主权项
地址
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