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公开(公告)号:US2660052A
公开(公告)日:1953-11-24
申请号:US16264350
申请日:1950-05-18
Applicant: SPECIALTIES DEV CORP
Inventor: UHL ARTHUR W
IPC: G01N1/26
CPC classification number: G01N1/26 , Y10T137/86928
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2.
公开(公告)号:US2692528A
公开(公告)日:1954-10-26
申请号:US20290850
申请日:1950-12-27
Applicant: SPECIALTIES DEV CORP
Inventor: UHL ARTHUR W
IPC: G01N21/29
CPC classification number: G01N21/29
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公开(公告)号:US2595246A
公开(公告)日:1952-05-06
申请号:US463648
申请日:1948-01-27
Applicant: SPECIALTIES DEV CORP
Inventor: GRANT JR HARRY C , UHL ARTHUR W
IPC: G08B29/14
CPC classification number: G08B29/14
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4.Apparatus for detecting the presence of suspended matter in fluids 失效
Title translation: 用于检测流体中悬浮物质的存在的装置公开(公告)号:US2672785A
公开(公告)日:1954-03-23
申请号:US13029149
申请日:1949-11-30
Applicant: SPECIALTIES DEV CORP
Inventor: UHL ARTHUR W
IPC: G01N21/53
CPC classification number: G01N21/534
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5.Indicator for apparatus adapted to detect suspended matter in fluids 失效
Title translation: 用于检测流体中悬浮物质的装置的指示器公开(公告)号:US2651029A
公开(公告)日:1953-09-01
申请号:US21407851
申请日:1951-03-06
Applicant: SPECIALTIES DEV CORP
Inventor: UHL ARTHUR W
IPC: G01N1/26
CPC classification number: G01N1/26
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6.Control circuit for collision operated fire preventing and extinguishing systems 失效
Title translation: 用于碰撞操作的防火和灭火系统的控制电路公开(公告)号:US2784356A
公开(公告)日:1957-03-05
申请号:US36135253
申请日:1953-06-12
Applicant: SPECIALTIES DEV CORP
Inventor: TOWLE ROBERT G , UHL ARTHUR W
IPC: A62C3/08
CPC classification number: A62C3/08 , Y10T307/786
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公开(公告)号:US2682613A
公开(公告)日:1954-06-29
申请号:US17739350
申请日:1950-08-03
Applicant: SPECIALTIES DEV CORP
Inventor: UHL ARTHUR W
IPC: G01N21/53
CPC classification number: G01N21/53
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公开(公告)号:US2410763A
公开(公告)日:1946-11-05
申请号:US46287542
申请日:1942-10-21
Applicant: SPECIALTIES DEV CORP
Inventor: UHL ARTHUR W
CPC classification number: F16L55/041 , A62C13/003
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9.
公开(公告)号:US2448026A
公开(公告)日:1948-08-31
申请号:US48257243
申请日:1943-04-10
Applicant: SPECIALTIES DEV CORP
Inventor: GRANT JR HARRY C , UHL ARTHUR W
IPC: G08B29/14
CPC classification number: G08B29/145 , G08B17/113
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