US PATENT SUBCLASS 33 / 203.21
.~.~ Trammel

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

501  DF  GAUGE {61}
203  DF  .~ Wheel {6}
203.21.~.~ Trammel

DEFINITION

Classification: 33/203.21

(under subclass 203) Wheel gages having wheel contacting members slidingly mounted on a beam.

SEE OR SEARCH THIS CLASS, SUBCLASS:

203.17, 203.2 and 810+, for other trammel type devices.