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公开(公告)号:US2123182A
公开(公告)日:1938-07-12
申请号:US71692734
申请日:1934-03-23
Applicant: HOWARD D COLMAN
Inventor: FORREST DRAKE GEORGE
IPC: H02P23/00
CPC classification number: H02P23/24
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公开(公告)号:US2092753A
公开(公告)日:1937-09-14
申请号:US64218232
申请日:1932-11-11
Applicant: HOWARD D COLMAN
Inventor: DEWEY RITCHIE P
IPC: G05D23/275
CPC classification number: G05D23/2754
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公开(公告)号:US2091270A
公开(公告)日:1937-08-31
申请号:US74308534
申请日:1934-09-07
Applicant: COLMAN HOWARD D
Inventor: COLMAN HOWARD D
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公开(公告)号:US2039300A
公开(公告)日:1936-05-05
申请号:US59571832
申请日:1932-02-29
Applicant: HOWARD D COLMAN
Inventor: FORREST DRAKE GEORGE
IPC: F24D19/10
CPC classification number: F24D19/1084
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公开(公告)号:US2013649A
公开(公告)日:1935-09-10
申请号:US42331030
申请日:1930-01-25
Applicant: COLMAN HOWARD D
Inventor: COLMAN HOWARD D
IPC: F16D67/02
CPC classification number: F16D67/02
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公开(公告)号:US1949968A
公开(公告)日:1934-03-06
申请号:US61553532
申请日:1932-06-06
Applicant: HOWARD D COLMAN
Inventor: LILJA EDGAR D
IPC: H02K17/10
CPC classification number: H02K17/10
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公开(公告)号:US1944699A
公开(公告)日:1934-01-23
申请号:US45578730
申请日:1930-05-26
Applicant: HOWARD D COLMAN
Inventor: STEWART DUNCAN J
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公开(公告)号:US1844841A
公开(公告)日:1932-02-09
申请号:US36130229
申请日:1929-05-08
Applicant: COLMAN HOWARD D
Inventor: COLMAN HOWARD D
IPC: G05D23/275
CPC classification number: G05D23/275 , G05D23/1912
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公开(公告)号:US1812668A
公开(公告)日:1931-06-30
申请号:US33198529
申请日:1929-01-12
Applicant: HOWARD D COLMAN
Inventor: STEWART DUNCAN J
IPC: F23N3/08
CPC classification number: F23N3/08
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公开(公告)号:US1807306A
公开(公告)日:1931-05-26
申请号:US24834828
申请日:1928-01-21
Applicant: COLMAN HOWARD D
Inventor: COLMAN HOWARD D
IPC: G01N19/10
CPC classification number: G01N19/10 , Y10S236/13
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