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经营范围
发明名称
ELECTRODE ASSEMBLY
摘要
申请公布号
US3588580(A)
申请公布日期
1971.06.28
申请号
USD3588580
申请日期
1969.09.11
申请人
SHELL OIL CO.
发明人
THOMAS F. VINING
分类号
G01V1/157;(IPC1-7):G01V1/06;G10K10/00
主分类号
G01V1/157
代理机构
代理人
主权项
地址
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