US PATENT SUBCLASS 187 / 339
.~.~ With closure latching means

Current as of: June, 1999
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187 /   HD   ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE

336  DF  WITH CLOSURE MEANS FOR SHAFT OPENING THROUGH LANDING {3}
337  DF  .~ Including pivoted closure {2}
339.~.~ With closure latching means

DEFINITION

Classification: 187/339

With closure latching means:

(under subclass 337) Passageway covering means provided with means for releasably holding the free end of the swinging covering structure in its passage covering position or its passage uncovering position.