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发明名称
Crystal cutter driving circuit
摘要
申请公布号
US2541393(A)
申请公布日期
1951.02.13
申请号
US19470723535
申请日期
1947.01.22
申请人
WILCOX-GAY CORPORATION
发明人
WELLS LAWRENCE V.
分类号
H04R3/00
主分类号
H04R3/00
代理机构
代理人
主权项
地址
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