US PATENT SUBCLASS 84 / 499
.~.~.~.~.~ Air operated

Current as of: June, 1999
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84 /   HD   MUSIC

453  DF  ACCESSORIES {6}
486  DF  .~ Leaf turners {8}
*  DD  .~.~ Spring-operated arms {2}
495  DF  .~.~.~ Single latch {3}
498  DF  .~.~.~.~ Escapement {1}
499.~.~.~.~.~ Air operated

DEFINITION

Classification: 84/499

The latch is operated by a puff of air.