US PATENT SUBCLASS 114 / 201 R
HATCHES AND COVERS
Current as of: June, 1999
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Unofficial Alpha Subclasses: R A
DEFINITION
Classification: 114/201
Inventions in deck hatches involving structure of hatches or deck openings and covers thereto and devices for fastening or locking said covers down.
SEE OR SEARCH CLASS
49, Movable or Removable Closures, appropriate subclasses for closures of the type provided for.
160, Flexible or Portable Closure, Partition, or Panel, for hatches in the form of flexible and portable panels, including hatches of flexible material and of plural strips, slats and panels which are interconnected for relative movement. These patents may include so much of the mounting means as is necessary to support the hatch and may include the operating means for such hatch.
187, Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle,
336+, for means for closing an opening for an elevator shaft through a building's floor.
