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公开(公告)号:US2232829A
公开(公告)日:1941-02-25
申请号:US7980036
申请日:1936-05-14
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: G03B17/24
CPC classification number: G03B17/24
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公开(公告)号:US2087581A
公开(公告)日:1937-07-20
申请号:US63488832
申请日:1932-09-26
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: G03B31/00
CPC classification number: G03B31/00
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公开(公告)号:US2043493A
公开(公告)日:1936-06-09
申请号:US20139027
申请日:1927-06-25
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: G08G1/07
CPC classification number: G08G1/07
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公开(公告)号:US2030542A
公开(公告)日:1936-02-11
申请号:US51576131
申请日:1931-02-14
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: F24D19/10
CPC classification number: F24D19/1003
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公开(公告)号:US2029198A
公开(公告)日:1936-01-28
申请号:US17422127
申请日:1927-03-10
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: F16N27/00
CPC classification number: F16N27/00
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公开(公告)号:US1998689A
公开(公告)日:1935-04-23
申请号:US38666129
申请日:1929-08-17
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: E05F11/00
CPC classification number: E05F11/00 , E05F2700/04 , E05Y2900/148 , Y10T16/6285 , Y10T70/515 , Y10T70/8892
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公开(公告)号:US1985552A
公开(公告)日:1934-12-25
申请号:US30665628
申请日:1928-09-18
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
CPC classification number: G03B31/00
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公开(公告)号:US1965809A
公开(公告)日:1934-07-10
申请号:US47080830
申请日:1930-07-26
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
CPC classification number: E05C3/167 , E05B2015/0458 , E05B2015/0493 , Y10S292/49 , Y10T292/0994 , Y10T292/1061 , Y10T292/1083
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公开(公告)号:US1933762A
公开(公告)日:1933-11-07
申请号:US64377432
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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公开(公告)号:US1870468A
公开(公告)日:1932-08-09
申请号:US6376325
申请日:1925-10-20
Applicant: ROSS OSCAR A
Inventor: ROSS OSCAR A
IPC: B60R1/10
CPC classification number: B60R1/10
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