(under subclass 142) Subject matter including means for timing a moving object which travels a measured or predetermined distance to determine a speed signal.
SEE OR SEARCH THIS CLASS, SUBCLASS:
89, for calibration or correction of a timing measurement system.
125, for timing signal generation.
158+, for a linear distance or length measurement system.
163+, for a rotary distance or length measurement system.
176+, for a time measurement system. 187, for history logging or time stamping.
