发明名称 Adjustable music/book holder
摘要 An adjustable music/book holder is adaptable for being supported on a piano, organ, or conventional music stand. The holder comprises a pair of frame members which adjustably receive a pair of page holder members, a pair of hook/alternate page holder members as well as a central book safety or alternative accessory member.
申请公布号 US4448384(A) 申请公布日期 1984.05.15
申请号 US19820451486 申请日期 1982.12.20
申请人 JONES, JR., LARRY L.;COCKRELL, STAR D. 发明人 JONES, JR., LARRY L.;COCKRELL, STAR D.
分类号 A47B23/00;(IPC1-7):G10G5/00 主分类号 A47B23/00
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