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公开(公告)号:US2316220A
公开(公告)日:1943-04-13
申请号:US26948939
申请日:1939-04-22
Applicant: ALUMINUM CO OF AMERICA
Inventor: BROWN ROBERT H , MEARS ROBERT B
IPC: C11D7/60
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2.Packaged electrodes for the cathodic protection of metallic underground structures 失效
Title translation: 用于阴极保护金属地下结构的封装电极公开(公告)号:US2621154A
公开(公告)日:1952-12-09
申请号:US70550846
申请日:1946-10-25
Applicant: ALUMINUM CO OF AMERICA
Inventor: MEARS ROBERT B
IPC: C23F13/02
CPC classification number: C23F13/02
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公开(公告)号:US2316219A
公开(公告)日:1943-04-13
申请号:US26948839
申请日:1939-04-22
Applicant: ALUMINUM CO OF AMERICA
Inventor: BROWN ROBERT H , MEARS ROBERT B
IPC: C23G1/12
CPC classification number: C23G1/125
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