发明名称 CRIB CONSTRUCTION
摘要 A child's crib having floor-supported ends interconnected by sides at least one of which is vertically adjustable. The sides and at least the major parts of the ends are unitary plastic moldings, and are formed with integral tongue and groove portions through which the ends are operatively connected to the sides. A one-piece mattress support vertically adjustable on the crib-ends is a one-piece plastic molding providing a rigid border frame, a gridlike center portion, and spaced elastic connections between the center portion and the ends and sides of the border frame.
申请公布号 US3634894(A) 申请公布日期 1972.01.18
申请号 USD3634894 申请日期 1969.12.12
申请人 INGRESS MFG. CORP. 发明人 RICHARD L. HARBISON
分类号 A47D7/00;(IPC1-7):E03D11/10 主分类号 A47D7/00
代理机构 代理人
主权项
地址