US PATENT SUBCLASS 33 / 392
.~.~.~ Plumb line (i.e., flexible, line suspended plumb bob)

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

300  DF  INDICATOR OF DIRECTION OF FORCE TRAVERSING NATURAL MEDIA {23}
365  DF  .~ Level or plumb, terrestrial gravitation responsive {9}
391  DF  .~.~ Pendulum {8}
392.~.~.~ Plumb line (i.e., flexible, line suspended plumb bob) {1}
393  DF  .~.~.~.~> Line take-up reel {1}

DEFINITION

Classification: 33/392

(under subclass 391) Device wherein the body is a plumb bob suspended by a flexible line.

SEE OR SEARCH CLASS

16, Miscellaneous Hardware,

403, for a paper weight and subclass 404 for other generic, weighting means.