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发明名称
Tuning hammer
摘要
申请公布号
US2802388(A)
申请公布日期
1957.08.13
申请号
US19540462416
申请日期
1954.10.15
申请人
LEWIS LUCKENBACH JOHN
发明人
LUCKENBACH JOHN LEWIS
分类号
G10C3/10
主分类号
G10C3/10
代理机构
代理人
主权项
地址
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