US PATENT SUBCLASS 33 / 810
.~.~ Beam type with scale

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

700  DF  DISTANCE MEASURING {13}
783  DF  .~ Opposed contacts {10}
810.~.~ Beam type with scale {2}
811  DF  .~.~.~> With means to adjust one contact member
812  DF  .~.~.~> Including means to lock one contact member

DEFINITION

Classification: 33/810

Beam type with scale:

(under subclass 783) Subject matter wherein the contact members are mounted on a bar or rod and include a member with indicia for measuring.