US PATENT SUBCLASS 33 / 726
.~.~.~.~ With guide

Current as of: June, 1999
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33 /   HD   GEOMETRICAL INSTRUMENTS

700  DF  DISTANCE MEASURING {13}
713  DF  .~ Sounding type {6}
721  DF  .~.~ For nongaseous material {1}
722  DF  .~.~.~ Liquid (e.g. dipstick) {7}
726.~.~.~.~ With guide

DEFINITION

Classification: 33/726

With guide:

(under subclass 722) Subject matter having means to direct

the course or motion of an indicator.

(1) Note. A tube, per se, is not a guide for this subclass.