发明名称 SERVICE STOOL
摘要 A utility stool having vertically spaced end frames connected by a generally U-shaped body member that is detachably connected to the frames in either of two vertically reversed positions, and at various elevations in either of such positions, together with means for supporting a variety of attachments.
申请公布号 US3656809(A) 申请公布日期 1972.04.18
申请号 USD3656809 申请日期 1970.08.14
申请人 JACOB A. RONNING 发明人 JACOB A. RONNING
分类号 A47C1/028;A47C13/00;A47C16/02;(IPC1-7):A47C9/12;A47C7/50 主分类号 A47C1/028
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