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发明名称
MOUNTING ARRANGEMENTS FOR PIEZO-ELECTRIC CRYSTAL PLATES
摘要
申请公布号
CA498056(A)
申请公布日期
1953.12.01
申请号
CAD498056
申请日期
申请人
CANADIAN MARCONI COMPANY
发明人
DONALD FAIRWEATHER;NORMAN J. BEANE;ROBERT G. EATON
分类号
主分类号
代理机构
代理人
主权项
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