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公开(公告)号:US2081198A
公开(公告)日:1937-05-25
申请号:US69991233
申请日:1933-11-27
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
IPC: B01D29/15
CPC classification number: B01D29/15 , B01D29/48 , B01D29/52 , B01D2201/0438 , B01D2201/306
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公开(公告)号:US2042462A
公开(公告)日:1936-06-02
申请号:US74956934
申请日:1934-10-23
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
IPC: G05D7/01
CPC classification number: G05D7/012
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公开(公告)号:US1789547A
公开(公告)日:1931-01-20
申请号:US27382028
申请日:1928-04-30
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
IPC: F23N1/08
CPC classification number: F23N1/087
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公开(公告)号:US1061938A
公开(公告)日:1913-05-13
申请号:US1912699185
申请日:1912-05-23
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
CPC classification number: B60R25/086 , Y10T70/5695 , Y10T70/5704
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公开(公告)号:US1050016A
公开(公告)日:1913-01-07
申请号:US1912691015
申请日:1912-04-15
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
CPC classification number: B60R25/086 , Y10T70/5699
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公开(公告)号:US2055529A
公开(公告)日:1936-09-29
申请号:US62450732
申请日:1932-07-25
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
IPC: F23Q9/00
CPC classification number: F23Q9/00
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公开(公告)号:US2041706A
公开(公告)日:1936-05-26
申请号:US62450632
申请日:1932-07-25
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
IPC: F23D14/10
CPC classification number: F23D14/105
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公开(公告)号:US1933852A
公开(公告)日:1933-11-07
申请号:US32983029
申请日:1929-01-02
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
IPC: G05D7/01
CPC classification number: G05D7/0133 , Y10T137/7792
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公开(公告)号:US1883733A
公开(公告)日:1932-10-18
申请号:US29184028
申请日:1928-07-11
Applicant: HAHN OTTO W
Inventor: HAHN OTTO W
IPC: F24H1/14
CPC classification number: F24H1/145
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