US PATENT SUBCLASS 235 / 103
ROTATION COUNTERS

Current as of: June, 1999
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235 /   HD   REGISTERS

103ROTATION COUNTERS {2}
103.5 R  DF  .~> Comparing {1}
104  DF  .~> Timing devices

DEFINITION

Classification: 235/103

(under the class definition) Subject matter comprising instruments for counting the number of rotations made by a shaft or other piece of machinery.