US PATENT SUBCLASS 248 / 118.3
.~.~ Adjustable height

Current as of: June, 1999
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248 /   HD   SUPPORTS

118  DF  ARMREST OR HEADREST {1}
118.1  DF  .~ Armrest for writer {2}
118.3.~.~ Adjustable height

DEFINITION

Classification: 248/118.3

(under subclass 118.1) Device so constructed that its height may be adjusted as the writer wishes.