Communications: directive radio wave systems and devices (e.g. – Determining distance – Material level within container
Reexamination Certificate
2005-06-28
2005-06-28
Ho, Tan (Department: 2821)
Communications: directive radio wave systems and devices (e.g.,
Determining distance
Material level within container
C343S7000MS, C367S908000
Reexamination Certificate
active
06911935
ABSTRACT:
A microwave-based level measurement system having a planar microwave antenna configuration. According to another aspect, the microwave-based level measurement devices are field interchangeable with ultrasonic based level measurement devices.
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Ho Tan
Siemens Milltronics Process Instruments Inc.
Workman Nydegger
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