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公开(公告)号:US2322552A
公开(公告)日:1943-06-22
申请号:US36330340
申请日:1940-10-29
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
CPC classification number: A47K10/32 , A47K10/3637 , A47K2010/3266 , Y10T83/4589
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公开(公告)号:US2217776A
公开(公告)日:1940-10-15
申请号:US21118638
申请日:1938-06-01
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
IPC: G07F17/24
CPC classification number: G07F17/246 , Y10S194/902
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公开(公告)号:US2136730A
公开(公告)日:1938-11-15
申请号:US4951735
申请日:1935-11-13
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
IPC: B27M1/02
CPC classification number: B27M1/02
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公开(公告)号:US2122964A
公开(公告)日:1938-07-05
申请号:US71758334
申请日:1934-03-27
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
CPC classification number: A61F13/046 , A47G9/0215 , F26B9/006
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公开(公告)号:US2121718A
公开(公告)日:1938-06-21
申请号:US72881634
申请日:1934-06-04
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
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公开(公告)号:US2121179A
公开(公告)日:1938-06-21
申请号:US6806736
申请日:1936-03-10
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
IPC: G07F17/24
CPC classification number: G07F17/246 , Y10S194/902
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公开(公告)号:US2042564A
公开(公告)日:1936-06-02
申请号:US63177832
申请日:1932-09-06
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
CPC classification number: B01D35/18 , B01D29/111 , B01D29/15 , B01D29/52 , B01D29/54 , B01D2201/18
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公开(公告)号:US1958385A
公开(公告)日:1934-05-08
申请号:US49288030
申请日:1930-11-03
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
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19.Method and apparatus for removing oil from the crank cases of engines 失效
Title translation: 从发动机曲轴箱中除油的方法和装置公开(公告)号:US1841505A
公开(公告)日:1932-01-19
申请号:US73439024
申请日:1924-08-27
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
IPC: F01M11/04
CPC classification number: F01M11/045
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公开(公告)号:US1680029A
公开(公告)日:1928-08-07
申请号:US52835522
申请日:1922-01-10
Applicant: SWEETLAND ERNEST J
Inventor: SWEETLAND ERNEST J
CPC classification number: B01D39/083 , B01D29/41 , B01D35/10 , B01D35/18 , B01D37/02 , B01D39/086 , B01D2239/0478 , B01D2239/0654
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