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Class 73/1.49 - Plural watches or plural sensors


Subclass of Class 73 - Measuring and testing
Definition: Subject matter wherein the device being proven or calibrated
No. of patents: 5
Last issue date: 05/03/2005


NumberTitleIssue Date
6886406Downhole deposition monitoring system
Described is a downhole apparatus for detecting and removing deposits from a surface exposed to wellbore fluids. The apparatus can monitor the rate of deposition and subsequently remove the deposited material. The combination of detection apparatus and removal appar...
05/03/2005
6880402Deposition monitoring system
Described is an apparatus for detecting and removing deposits from a surface exposed to wellbore fluids. The apparatus can monitor the rate of deposition and subsequently remove the deposited material. The combination of detection apparatus and removal apparatus pro...
04/19/2005
6850857Data fusion of stationary array sensor and scanning sensor measurements
The present invention is directed to improving the accuracy with which a stationary array sensor provides cross directional measurements by providing an offset compensation to the stationary array sensor using the output of a scanning sensor associated with the manu...
02/01/2005
4383432Clock escapement monitor
A clock escapement monitoring device and method of accurately adjusting the escapement. The device comprises a sensor for monitoring the mechanical vibrations occurring at each excursion and producing an electrical pulse representative thereof; a standard...
05/17/1983
4224820Frequency deviation meter for timepieces
A frequency deviation meter provides a display of the error in a timepiece's internal oscillator, and includes a plurality of pickup devices among which are electrostatic and ultrasonic detectors. Frequency of the timepiece's oscillator and the frequency ...
09/30/1980
 
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