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公开(公告)号:US2990852A
公开(公告)日:1961-07-04
申请号:US77224558
申请日:1958-11-06
Applicant: SPECIALTIES DEV CORP
Inventor: SIMAN ALFRED W , THOMSEN WILLIAM A V
IPC: F16K31/365 , G05D16/06 , G05D16/16
CPC classification number: F16K31/365 , Y10T137/6984 , Y10T137/701 , Y10T137/86919 , Y10T137/87225
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公开(公告)号:US2831498A
公开(公告)日:1958-04-22
申请号:US49483355
申请日:1955-03-17
Applicant: SPECIALTIES DEV CORP
Inventor: THOMSEN WILLIAM A V
IPC: F16K31/524
CPC classification number: F16K31/52441 , Y10T137/7722 , Y10T137/87048 , Y10T137/87772 , Y10T137/88005
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公开(公告)号:US3033216A
公开(公告)日:1962-05-08
申请号:US81297259
申请日:1959-05-13
Applicant: SPECIALTIES DEV CORP
Inventor: MORGAN CARREL B , THOMSEN WILLIAM A V
IPC: F16K17/40
CPC classification number: F16K17/403 , Y10T137/1647 , Y10T137/1692 , Y10T137/1714
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公开(公告)号:US2333130A
公开(公告)日:1943-11-02
申请号:US41176341
申请日:1941-09-20
Applicant: SPECIALTIES DEV CORP
Inventor: THOMSEN WILLIAM A V
CPC classification number: A62C99/0027 , B63C9/18 , F16K31/56 , Y10T74/11
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公开(公告)号:US2791123A
公开(公告)日:1957-05-07
申请号:US51771155
申请日:1955-06-24
Applicant: SPECIALTIES DEV CORP
Inventor: THOMSEN WILLIAM A V
IPC: G05G7/04
CPC classification number: G05G7/04 , Y10T74/18992 , Y10T74/20558 , Y10T74/2057
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公开(公告)号:US2466750A
公开(公告)日:1949-04-12
申请号:US77386847
申请日:1947-09-13
Applicant: SPECIALTIES DEV CORP
Inventor: THOMSEN WILLIAM A V
IPC: F16K31/44
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公开(公告)号:US3030816A
公开(公告)日:1962-04-24
申请号:US3376360
申请日:1960-06-03
Applicant: SPECIALTIES DEV CORP
Inventor: THOMSEN WILLIAM A V
IPC: F16H21/10
CPC classification number: F16H21/10 , Y10T74/18888
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公开(公告)号:US2580448A
公开(公告)日:1952-01-01
申请号:US9812749
申请日:1949-06-09
Applicant: SPECIALTIES DEV CORP
Inventor: DANIEL MAPES , THOMSEN WILLIAM A V
IPC: A62C13/00
CPC classification number: A62C13/003
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公开(公告)号:US2404796A
公开(公告)日:1946-07-30
申请号:US46035042
申请日:1942-10-01
Applicant: SPECIALTIES DEV CORP
Inventor: GRANT JR HARRY C , THOMSEN WILLIAM A V
CPC classification number: F15B13/0405 , Y10T137/7838 , Y10T137/87201 , Y10T137/87845 , Y10T137/87917
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公开(公告)号:US2384834A
公开(公告)日:1945-09-18
申请号:US43841242
申请日:1942-04-10
Applicant: SPECIALTIES DEV CORP
Inventor: GRANT JR HARRY C , THOMSEN WILLIAM A V
IPC: F41A7/04
CPC classification number: F41A7/04
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