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公开(公告)号:US2644630A
公开(公告)日:1953-07-07
申请号:US20593151
申请日:1951-01-13
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
IPC: B67C3/26
CPC classification number: B67C3/2637
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公开(公告)号:US1841682A
公开(公告)日:1932-01-19
申请号:US44005630
申请日:1930-03-29
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
IPC: D06F13/00
CPC classification number: D06F13/00 , Y10T74/18456
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公开(公告)号:US1752757A
公开(公告)日:1930-04-01
申请号:US32821628
申请日:1928-12-24
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
IPC: D06F13/00
CPC classification number: D06F13/00
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公开(公告)号:US1667496A
公开(公告)日:1928-04-24
申请号:US75260324
申请日:1924-11-28
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
IPC: D06F45/04
CPC classification number: D06F45/04
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公开(公告)号:US1645297A
公开(公告)日:1927-10-11
申请号:US1543425
申请日:1925-03-14
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
IPC: D06F45/26
CPC classification number: D06F45/26
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公开(公告)号:US1644040A
公开(公告)日:1927-10-04
申请号:US53845522
申请日:1922-02-23
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
IPC: D06F45/04
CPC classification number: D06F45/04
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公开(公告)号:US1624073A
公开(公告)日:1927-04-12
申请号:US54630722
申请日:1922-03-24
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
IPC: D06F45/04
CPC classification number: D06F45/04
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公开(公告)号:US1153715A
公开(公告)日:1915-09-14
申请号:US1913740810
申请日:1913-01-08
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
CPC classification number: F16H37/122 , D06F13/00 , Y10T74/18488
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公开(公告)号:US2743624A
公开(公告)日:1956-05-01
申请号:US26001351
申请日:1951-12-05
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
CPC classification number: B63H21/265 , G05G13/00 , G05G2700/32 , Y10S74/08 , Y10T74/18096 , Y10T74/20232
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公开(公告)号:US2714362A
公开(公告)日:1955-08-02
申请号:US29040252
申请日:1952-05-28
Applicant: SCHROEDER SIMON E
Inventor: SCHROEDER SIMON E
IPC: B63H20/12
CPC classification number: B63H21/265 , Y10T74/20232
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