Invention Grant
- Patent Title: Method and device for measuring pressures
- Patent Title (中): 测量压力的方法和装置
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Application No.: US10691536Application Date: 1936-10-21
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Publication No.: US2197079APublication Date: 1940-04-16
- Inventor: MICHEL PENNING FRANS
- Applicant: PHILIPS NV
- Assignee: Philips Nv
- Current Assignee: Philips Nv
- Priority: DEN0039498 1936-05-29
- Main IPC: G01L21/00
- IPC: G01L21/00 ; H01J41/06
Public/Granted literature
- US20050089811A1 Exhaust recirculating method and apparatus for a hydrocarbon fired burner Public/Granted day:2005-04-28
Information query
