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发明名称
SWITCH STAND
摘要
申请公布号
CA333092(A)
申请公布日期
1933.06.06
申请号
CAD333092
申请日期
申请人
THE RAMAPO AJAX CORPORATION
发明人
GEORGE M. COOPER;SAMUEL L. EASTBURN
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主分类号
代理机构
代理人
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