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公开(公告)号:US2493759A
公开(公告)日:1950-01-10
申请号:US56554344
申请日:1944-11-28
Applicant: KIDDE MFG CO INC
Inventor: FREYGANG WALTER H
IPC: C01B32/55
CPC classification number: C01B32/55
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公开(公告)号:US2438120A
公开(公告)日:1948-03-23
申请号:US51984044
申请日:1944-01-27
Applicant: KIDDE MFG CO INC
Inventor: FREYGANG WALTER H
CPC classification number: F24F3/153 , F24F1/02 , F24F3/1405 , F24F11/30 , F24F13/15 , F24F2003/1452 , F24F2003/1614 , F24F2110/10 , F24F2221/12 , Y02A50/21
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公开(公告)号:US2630936A
公开(公告)日:1953-03-10
申请号:US10220649
申请日:1949-06-30
Applicant: KIDDE MFG CO INC
Inventor: FREYGANG WALTER H
IPC: F17C13/06
CPC classification number: F17C13/06 , F17C2221/013 , F17C2221/014 , F17C2223/0123 , F17C2223/0153 , F17C2270/0736
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公开(公告)号:US2399670A
公开(公告)日:1946-05-07
申请号:US52012544
申请日:1944-01-28
Applicant: KIDDE MFG CO INC
Inventor: FREYGANG WALTER H
IPC: B63C9/18
CPC classification number: B63C9/18
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公开(公告)号:US2491491A
公开(公告)日:1949-12-20
申请号:US73721347
申请日:1947-03-26
Applicant: KIDDE MFG CO INC
Inventor: FREYGANG WALTER H
IPC: B60C11/16
CPC classification number: B60C11/1612 , Y10T152/10279 , Y10T152/10522
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公开(公告)号:US2426603A
公开(公告)日:1947-09-02
申请号:US56701744
申请日:1944-12-07
Applicant: KIDDE MFG CO INC
Inventor: FREYGANG WALTER H
IPC: B05B3/16
CPC classification number: B05B3/044
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