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发明名称
APPARATUS FOR DETECTING GASES
摘要
申请公布号
US3544278(A)
申请公布日期
1970.12.01
申请号
USD3544278
申请日期
1968.03.26
申请人
NATIONAL RESEARCH DEV. CORP.
发明人
GEORGE EDWARD BOWMAN;GEORGE STEWART WEAVING
分类号
G01N27/00;(IPC1-7):B01D15/04;G01N27/06
主分类号
G01N27/00
代理机构
代理人
主权项
地址
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