发明名称 Adjustable rest for the feet of the human body with optional exercise feature
摘要 The invention involves an adjustable rest for the feet, and includes a portion which may be used for exercising portions of the feet. The construction is such that it may be folded into a substantially flat configuration to enhance its portablility and to reduce the cost of manufacture and its selling price.
申请公布号 US4561649(A) 申请公布日期 1985.12.31
申请号 US19830540504 申请日期 1983.10.11
申请人 FORSYTHE, MARJORIE A. 发明人 FORSYTHE, MARJORIE A.
分类号 A47C16/02;A63B23/08;(IPC1-7):A63B23/04;A63B21/00;A63B21/02 主分类号 A47C16/02
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