发明名称 Calendar
摘要 A calendar having detachable components for perpetually arranging the calendar. The removable components are secured by a strip of magnetic tape secured to the rear portion which is attracted to ferris metal tacks secured on a board to hold the calendar components. The extra components are stored in a storage compartment behind the board.
申请公布号 US4176478(A) 申请公布日期 1979.12.04
申请号 US19780923964 申请日期 1978.07.12
申请人 BREWER, MARIE-LOUISE 发明人 BREWER, MARIE-LOUISE
分类号 G09D3/10;(IPC1-7):G09D3/00 主分类号 G09D3/10
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