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公开(公告)号:US2513627A
公开(公告)日:1950-07-04
申请号:US79190447
申请日:1947-12-15
Applicant: PERFECTION MFG CORP
Inventor: LAURITS DINESEN
CPC classification number: G01P13/008 , A01J5/041
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公开(公告)号:US2493478A
公开(公告)日:1950-01-03
申请号:US1053448
申请日:1948-02-24
Applicant: PERFECTION MFG CORP
Inventor: LAURITS DINESEN , OLSON LAWRENCE J
CPC classification number: F04C2/3442 , F01C21/0809
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公开(公告)号:US2468618A
公开(公告)日:1949-04-26
申请号:US73725047
申请日:1947-03-26
Applicant: PERFECTION MFG CORP
Inventor: LAURITS DINESEN
IPC: F16K21/04
CPC classification number: F16L37/40 , A01J5/04 , A01J7/00 , F16K21/04 , F16L27/0849
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公开(公告)号:US2558346A
公开(公告)日:1951-06-26
申请号:US1053348
申请日:1948-02-24
Applicant: PERFECTION MFG CORP
Inventor: LAURITS DINESEN
IPC: A01J5/04
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公开(公告)号:US2489563A
公开(公告)日:1949-11-29
申请号:US68632946
申请日:1946-07-26
Applicant: PERFECTION MFG CORP
Inventor: LAURITS DINESEN
IPC: A01J5/10
CPC classification number: A01J5/10 , Y10T137/2552
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公开(公告)号:US2447688A
公开(公告)日:1948-08-24
申请号:US57904045
申请日:1945-02-21
Applicant: PERFECTION MFG CORP
Inventor: LAURITS DINESEN
IPC: A01J5/10
CPC classification number: A01J5/10 , Y10T137/2552
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