US PATENT SUBCLASS 222 / 497
.~.~.~ With additional means to hold against motion

Current as of: June, 1999
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222 /   HD   DISPENSING

491  DF  OUTLET ELEMENT OPERATED BY PRESSURE OF CONTENTS {3}
495  DF  .~ Reciprocable, nonpivoted {1}
496  DF  .~.~ With biasing means {1}
497.~.~.~ With additional means to hold against motion

DEFINITION

Classification: 222/497

(under subclass 496) Dispensers in which means are provided (in addition to the biasing means) to hold the movable element against motion.