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公开(公告)号:US2633870A
公开(公告)日:1953-04-07
申请号:US77659347
申请日:1947-09-27
Applicant: NAT PRESSURE COOKER CO
Inventor: LIND DONALD K
IPC: A47J27/09
CPC classification number: A47J27/09 , Y10T137/7921
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公开(公告)号:US2627836A
公开(公告)日:1953-02-10
申请号:US22457451
申请日:1951-05-04
Applicant: NAT PRESSURE COOKER CO
Inventor: BUSKE GILBERT E
IPC: B63H21/21
CPC classification number: B63H21/265 , Y10T74/20213 , Y10T74/20232 , Y10T74/20256
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公开(公告)号:US2489478A
公开(公告)日:1949-11-29
申请号:US72159547
申请日:1947-01-11
Applicant: NAT PRESSURE COOKER CO
Inventor: BUSKE GILBERT E
CPC classification number: B63H20/32 , B63H20/245 , B63H20/34 , Y10T74/2186
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公开(公告)号:US2428483A
公开(公告)日:1947-10-07
申请号:US50458843
申请日:1943-10-01
Applicant: NAT PRESSURE COOKER CO
Inventor: WITTENBERG EDWARD H
CPC classification number: G01L7/163 , A47J27/09 , G01L7/16 , Y10T137/7771 , Y10T137/7921 , Y10T137/8326
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公开(公告)号:US2297378A
公开(公告)日:1942-09-29
申请号:US40485141
申请日:1941-07-31
Applicant: NAT PRESSURE COOKER CO
Inventor: WITTENBERG EDWARD H
IPC: A47J27/09
CPC classification number: A47J27/09 , Y10T137/7921 , Y10T137/8326
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公开(公告)号:US1894280A
公开(公告)日:1933-01-17
申请号:US50764131
申请日:1931-01-09
Applicant: NAT PRESSURE COOKER CO
Inventor: CARL NELSON
IPC: A47J27/08
CPC classification number: A47J27/0813 , Y10T292/214
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公开(公告)号:US2428199A
公开(公告)日:1947-09-30
申请号:US65751846
申请日:1946-03-27
Applicant: NAT PRESSURE COOKER CO
Inventor: BUSKE GILBERT E
CPC classification number: F01L1/36 , F02B2075/025
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公开(公告)号:US2331449A
公开(公告)日:1943-10-12
申请号:US35955240
申请日:1940-10-03
Applicant: NAT PRESSURE COOKER CO
Inventor: WITTENBERG EDWARD H
IPC: A47J27/00
CPC classification number: A47J27/002 , Y10T29/49918
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公开(公告)号:US2225448A
公开(公告)日:1940-12-17
申请号:US18792638
申请日:1938-01-31
Applicant: NAT PRESSURE COOKER CO
Inventor: HAMILTON EVERETT R
IPC: A47J27/092
CPC classification number: A47J27/092 , Y10S220/20
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公开(公告)号:US2195132A
公开(公告)日:1940-03-26
申请号:US20087838
申请日:1938-04-08
Applicant: NAT PRESSURE COOKER CO
Inventor: PETER NELSON
IPC: A47J27/08
CPC classification number: A47J27/0811 , Y10S220/17
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