The stippled shading represents a surface texture.
The stippled shading represents a surface texture.
Number | Date | Country | Kind |
---|---|---|---|
2008 3 0120357 | May 2008 | CN | national |
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2049736 | Aug 1995 | GB |
DM049404 | Jul 1999 | WO |
DM063384 | Mar 2003 | WO |