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发明名称
Keyseating machine
摘要
申请公布号
US2786397(A)
申请公布日期
1957.03.26
申请号
US19530331063
申请日期
1953.01.13
申请人
MCILVANIE WILLIAM P
发明人
MCILVANIE WILLIAM P.
分类号
B23D37/04
主分类号
B23D37/04
代理机构
代理人
主权项
地址
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