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发明名称
Gear shaving machine
摘要
申请公布号
US2387679(A)
申请公布日期
1945.10.23
申请号
US19420434937
申请日期
1942.03.16
申请人
NATIONAL BROACH & MACHINE COMPANY
发明人
PRAEG WALTER S.
分类号
B23F19/06
主分类号
B23F19/06
代理机构
代理人
主权项
地址
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