US PATENT SUBCLASS 248 / 422
.~.~ Geared
Current as of:
June, 1999
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248 /
HD
SUPPORTS
127
DF
STAND
{14}
157
DF
.~ Adjustable vertically {4}
422
.~.~ Geared
DEFINITION
Classification: 248/422
(under subclass 157) Device in which the adjustment is effected by two or more intermeshed, relatively moving members.
SEE OR SEARCH THIS CLASS, SUBCLASS:
404+, for a standard type stool and stand vertically adjustable by gearing.
SEE OR SEARCH CLASS
74, Machine Element or Mechanism,
412+, for gearing, per se.
297, Chairs and Seats, 344.17, 344.20 for a seating device comprising a bottom and back vertically movable as a unit by gear means.