发明名称 Sheet connecting apparatus
摘要 A sheet connecting apparatus having a top and a bottom sheet. The bottom sheet has one or more buttons near at least one end of the bottom sheet. The top sheet has one or more button holes near at least one end of the top sheet. The buttons and the button holes are each positioned on the respective bottom sheet and top sheet for aligning the top sheet on the bottom sheet and for connecting the top sheet to the bottom sheet.
申请公布号 US8635724(B2) 申请公布日期 2014.01.28
申请号 US201113226305 申请日期 2011.09.06
申请人 MOORHOUSE GENEVIEVE A. 发明人 MOORHOUSE GENEVIEVE A.
分类号 A47G9/02;A47G9/04 主分类号 A47G9/02
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