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公开(公告)号:US2058174A
公开(公告)日:1936-10-20
申请号:US69251933
申请日:1933-10-06
Applicant: ALUMINUM CO OF AMERICA
Inventor: MONROE ROBERT A
IPC: H02G7/14
CPC classification number: H02G7/14
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公开(公告)号:US1995620A
公开(公告)日:1935-03-26
申请号:US62156532
申请日:1932-07-09
Applicant: ALUMINUM CO OF AMERICA
Inventor: MONROE ROBERT A
IPC: H02G7/14
CPC classification number: H02G7/14
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公开(公告)号:US2058173A
公开(公告)日:1936-10-20
申请号:US66374833
申请日:1933-03-31
Applicant: ALUMINUM CO OF AMERICA
Inventor: NOYES MAXWELL E , MONROE ROBERT A
IPC: H02G7/14
CPC classification number: H02G7/14
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公开(公告)号:US1992538A
公开(公告)日:1935-02-26
申请号:US66373633
申请日:1933-03-31
Applicant: ALUMINUM CO OF AMERICA
Inventor: MONROE ROBERT A , TEMPLIN RICHARD L
IPC: H02G7/14
CPC classification number: H02G7/14
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