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公开(公告)号:US1864650A
公开(公告)日:1932-06-28
申请号:US51433631
申请日:1931-02-09
Applicant: HANSEN MFG COMPANY INC
Inventor: HANSEN JULIUS W , HANSEN WILLIAM L , HURST IRA N
IPC: H02K19/06
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公开(公告)号:US1864649A
公开(公告)日:1932-06-28
申请号:US43630930
申请日:1930-03-17
Applicant: HANSEN MFG COMPANY INC
Inventor: HANSEN JULIUS W
IPC: G07F15/12
CPC classification number: G07F15/12
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公开(公告)号:US1823601A
公开(公告)日:1931-09-15
申请号:US36235629
申请日:1929-05-11
Applicant: HANSEN MFG COMPANY INC
Inventor: HANSEN JULIUS W , HANSEN WILLIAM L , HURST IRA N
IPC: H02K19/06
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