US PATENT SUBCLASS 232 / 35
.~.~.~ Door-controlled

Current as of: June, 1999
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232 /   HD   DEPOSIT AND COLLECTION RECEPTACLES

17  DF  LETTER BOXES {12}
*  DD  .~ Signals {2}
34  DF  .~.~ Sight {1}
35.~.~.~ Door-controlled

DEFINITION

Classification: 232/35

(under subclass 34) The signals are moved or released by the action of the door of the box.