US PATENT SUBCLASS 16 / 99
.~.~ Door elevating

Current as of: June, 1999
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16 /   HD   MISCELLANEOUS HARDWARE

87 R  DF  PANEL HANGERS, TRAVELERS AND/OR TRACKS {13}
97  DF  .~ Wheel mounts {9}
99.~.~ Door elevating

DEFINITION

Classification: 16/99

(under subclass 97) Devices combined with lever means or the like for releasing and elevating the panels or wheel-supporting frames.