US PATENT SUBCLASS 54 / 19.3
.~ Adjustable
Current as of: June, 1999
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DEFINITION
Classification: 54/19.3
Adjustable:
(under subclass 19.1) Subject matter including selectively usable apertures, teeth, or slots which permit the collar to fit different size necks and which can also be taken apart for inspection and repair.
SEE OR SEARCH THIS CLASS, SUBCLASS:
18.3, for a separable collar.