US PATENT SUBCLASS 356 / 239.4
.~.~ Containers (e.g., bottles)

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

237.1  DF  INSPECTION OF FLAWS OR IMPURITIES {6}
239.1  DF  .~ Transparent or translucent material {4}
239.4.~.~ Containers (e.g., bottles) {2}
239.5  DF  .~.~.~> Detection of foreign matter on or in container
239.6  DF  .~.~.~> Of container contents

DEFINITION

Classification: 356/239.4

Containers (e.g., bottles):

(under subclass 239.1) Inspection of transparent or translucent material wherein the inspected object is a receptacle.

(1) Note. The most common subject matter here is bottle testing devices.

SEE OR SEARCH THIS CLASS, SUBCLASS:

239.6, for examination of container contents.

240.1, for the inspection of an opaque container.