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发明名称
ph electrode holder
摘要
申请公布号
US2884365(A)
申请公布日期
1959.04.28
申请号
US19570644089
申请日期
1957.03.05
申请人
CALIFORNIA RESEARCH CORPORATION
发明人
BOLT RICHARD R. DE;POWELL BRUCE E.
分类号
G01N27/28
主分类号
G01N27/28
代理机构
代理人
主权项
地址
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