US PATENT SUBCLASS 324 / 171
.~.~.~ With extent-of-travel indicator

Current as of: June, 1999
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324 /   HD   ELECTRICITY: MEASURING AND TESTING

160  DF  ELECTRICAL SPEED MEASURING {7}
166  DF  .~ Including speed-related frequency generator {5}
168  DF  .~.~ Including periodic switch {2}
171.~.~.~ With extent-of-travel indicator

DEFINITION

Classification: 324/171

(under subclass 168) Subject matter combined with means to indicate the distance the object whose speed is being measured has traveled during the speed measuring interval.

(1) Note. This subclass includes revolution counters as well as odometers.

SEE OR SEARCH CLASS

73, Measuring and Testing,

490, for mechanical speed and distance measuring systems.