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发明名称
GAS DETECTOR
摘要
申请公布号
CA810304(A)
申请公布日期
1969.04.08
申请号
CAD810304
申请日期
申请人
NATIONAL RESEARCH COUNCIL OF CANADA
发明人
PAUL A. REDHEAD
分类号
主分类号
代理机构
代理人
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地址
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