US PATENT SUBCLASS 63 / 31
.~ Movable
Current as of: June, 1999
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DEFINITION
Classification: 63/31
(under subclass 26) Gem-settings which are mounted on a spring, so that it may vibrate or is so connected with mechanism that a positive motion may be imparted to it.
SEE OR SEARCH THIS CLASS, SUBCLASS:
13, for suspended gems in pendants.