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公开(公告)号:US1943556A
公开(公告)日:1934-01-16
申请号:US30665528
申请日:1928-09-18
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: H04S1/00
CPC classification number: H04S1/00
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公开(公告)号:US1940731A
公开(公告)日:1933-12-26
申请号:US32336028
申请日:1928-12-03
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: D06F75/26
CPC classification number: D06F75/26
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公开(公告)号:US1937788A
公开(公告)日:1933-12-05
申请号:US23698127
申请日:1927-12-01
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: B02C7/06
CPC classification number: B02C7/06
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公开(公告)号:US1933761A
公开(公告)日:1933-11-07
申请号:US29843428
申请日:1928-08-09
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: F02N19/10
CPC classification number: F02N19/10
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公开(公告)号:US1908644A
公开(公告)日:1933-05-09
申请号:US64377332
申请日:1932-11-21
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: B42F13/08
CPC classification number: B42F13/08
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86.
公开(公告)号:US1891480A
公开(公告)日:1932-12-20
申请号:US29843528
申请日:1928-08-09
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
CPC classification number: F02N19/10 , F01P2011/205
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公开(公告)号:US1868767A
公开(公告)日:1932-07-26
申请号:US7585625
申请日:1925-12-16
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: F02M69/00
CPC classification number: F02M69/00 , F02M2700/4397 , Y10S261/51
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公开(公告)号:US1863766A
公开(公告)日:1932-06-21
申请号:US23348427
申请日:1927-11-15
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: F42C1/14
CPC classification number: F42C1/14
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公开(公告)号:US1821668A
公开(公告)日:1931-09-01
申请号:US22886127
申请日:1927-10-26
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: B65D6/18
CPC classification number: B65D7/26
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公开(公告)号:US1744082A
公开(公告)日:1930-01-21
申请号:US19321927
申请日:1927-05-21
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
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