Chair with oscillating seat
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Aug 16, 2005
Grant Date -
Nov 18, 2004
app pub date -
Mar 3, 2004
filing date -
Mar 4, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A chair, in particular an office chair, comprising: a base structure, a seat support structure, articulated to the base structure around a transverse axis, an adjustable elastic device to apply an elastic force between the base structure and the seat support structure, a manually operated adjustment device for varying the distance between said adjustable elastic device and said transverse axis.
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