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经营范围
发明名称
CATHODIC PROTECTION SYSTEM
摘要
申请公布号
US3692650(A)
申请公布日期
1972.09.19
申请号
USD3692650
申请日期
1970.08.24
申请人
SIGNAL OIL AND GAS CO.
发明人
HARRY J. KIPPS;THADDEUS M. DONIGUIAN
分类号
C23F13/04;(IPC1-7):C23F13/00
主分类号
C23F13/04
代理机构
代理人
主权项
地址
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