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http://www.google.com.au/patents/USD575085?utm_source=gb-gplus-share
Patent USD575085 - Chair backrest
Chair backrest
Tung-Hua Su
Overview
Abstract
Drawings
Description
Claims
Patent number
: D575085
Filing date
: 30 Mar 2008
Issue date
: 19 Aug 2008
Application number
: 29/305,901
Plain text
PDF
