A mattress for a water bed has a top layer 12 which has depressions and elevations which are arranged in a non-uniform distribution on the top layer, so that its extensibility is different at different locations in order to afford a sleeping person optimal support and comfort. <IMAGE>
申请公布号
DE3723775(A1)
申请公布日期
1988.03.03
申请号
DE19873723775
申请日期
1987.07.17
申请人
LARSON,LYNN DUANE;LARSON,RONALD LEE;STENTZ,TERRY LEE
