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发明名称
INDICATOR DEVICES
摘要
申请公布号
CA548291(A)
申请公布日期
1957.11.05
申请号
CAD548291
申请日期
申请人
BLOCK AND ANDERSON LIMITED
发明人
LIONEL H. ROBINSON
分类号
主分类号
代理机构
代理人
主权项
地址
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