US PATENT SUBCLASS 356 / 241.6
.~.~ Having guiding means

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

237.1  DF  INSPECTION OF FLAWS OR IMPURITIES {6}
241.1  DF  .~ Bore inspection (e.g., borescopes, intrascope, etc.) {5}
241.6.~.~ Having guiding means

DEFINITION

Classification: 356/241.6

Having guiding means:

(under subclass 241.1) Bore inspection further comprising a means to navigate, pilot, or route the inspection means within the cavity, bore or hole.