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经营范围
发明名称
Surface covering tiles
摘要
a plurality of identically shaped tiles having an odd number of sides may be used to form a periodic or non-periodic pattern when covering a plane surface.
申请公布号
US4350341(A)
申请公布日期
1982.09.21
申请号
US19810274823
申请日期
1981.06.18
申请人
WALLACE, JOHN
发明人
WALLACE, JOHN
分类号
A63F9/10;(IPC1-7):A63F9/10
主分类号
A63F9/10
代理机构
代理人
主权项
地址
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