US PATENT SUBCLASS 73 / 640
.~.~.~.~.~ Scanning curved surface in direction of curvature

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

570  DF  VIBRATION {10}
584  DF  .~ By mechanical waves {13}
596  DF  .~.~ Beamed {10}
632  DF  .~.~.~ Sonic wave transmitter or receiver transducer {4}
633  DF  .~.~.~.~ Having transducer scanning means {4}
640.~.~.~.~.~ Scanning curved surface in direction of curvature

DEFINITION

Classification: 73/640

Scanning curved surface in direction of curvature:

(under subclass 633) Subject matter wherein the transducer scans over a curved surface in the direction of the curvature.

(1) Note. Scanning around a cylindrical object employing roller means engaging the test body is in this class, subclass 637.