US PATENT SUBCLASS 33 / 30.3
.~.~.~ Pattern follower

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

18.1  DF  SCRIBER {10}
27.01  DF  .~ Curved line {13}
30.1  DF  .~.~ Ellipsograph {7}
30.3.~.~.~ Pattern follower

DEFINITION

Classification: 33/30.3

Pattern follower:

(under subclass 30.1) Subject matter which includes a shaped outline and a tracing member which contacts and moves about the outline to cause a scriber member to move in the shape of an ellipse.