US PATENT SUBCLASS 215 / 17
.~ Guard or valve type

Current as of: June, 1999
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215 /   HD   BOTTLES AND JARS

14  DF  NONREFILLABLE {3}
17.~ Guard or valve type {3}
18  DF  .~.~> Valves {4}
26  DF  .~.~> Guards {3}
30  DF  .~.~> Separate neck

DEFINITION

Classification: 215/17

(under subclass 14) Nonrefillable receptacles in which the invention lies in a peculiar valve construction or in a guard to prevent tampering with a valve.

SEE OR SEARCH CLASS

251, Valves and Valve Actuation, appropriate subclasses for

valve structures of general utility.