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公开(公告)号:US950866A
公开(公告)日:1910-03-01
申请号:US1909496797
申请日:1909-05-18
Applicant: POULSON PAUL OLUFF
Inventor: POULSON PAUL OLUFF
CPC classification number: F04B3/00 , F15B11/123 , Y10T74/18056
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公开(公告)号:US914072A
公开(公告)日:1909-03-02
申请号:US1908427239
申请日:1908-04-15
Applicant: POULSON PAUL OLUFF
Inventor: POULSON PAUL OLUFF
CPC classification number: F23R3/50
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公开(公告)号:US884952A
公开(公告)日:1908-04-14
申请号:US1907393999
申请日:1907-09-21
Applicant: POULSON PAUL OLUFF
Inventor: POULSON PAUL OLUFF
CPC classification number: F01D1/026
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公开(公告)号:US850049A
公开(公告)日:1907-04-09
申请号:US1907350708
申请日:1907-01-04
Applicant: POULSON PAUL OLUFF
Inventor: POULSON PAUL OLUFF
CPC classification number: F01C1/3568
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公开(公告)号:US971472A
公开(公告)日:1910-09-27
申请号:US1909521262
申请日:1909-10-06
Applicant: POULSON PAUL OLUFF
Inventor: POULSON PAUL OLUFF
CPC classification number: F01B17/04
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