E - Fixed Constructions – 04 – F
Patent
E - Fixed Constructions
04
F
273/1, 94/31, 20
E04F 15/10 (2006.01) E04F 11/16 (2006.01) E04F 15/00 (2006.01)
Patent
CA 1038129
ABSTRACT Multiple plastic molded squares with means to interlock strips of the same so the entire surface expands and contracts during changes in temperature without creating distortion. The top surfaces are rough and under the top surface there a plurality of projections for supporting the playing surface raised from an underlying base surface.
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