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发明名称
Method of and apparatus for protecting electrical insulators
摘要
申请公布号
US1994259(A)
申请公布日期
1935.03.12
申请号
US19320596579
申请日期
1932.03.03
申请人
BROOKS THORNE CHARLES
发明人
THORNE CHARLES BROOKS
分类号
B03C3/70
主分类号
B03C3/70
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