发明名称 Solar system teaching aid
摘要 A solar system teaching aid for teaching relationships between astral bodies of the solar system. The solar system teaching aid includes a bracket having a securing means. The securing means is adapted for securing the bracket to the ceiling. A plurality of hooks extend downward from the bracket. The hooks are spaced apart. A plurality of astral body assemblies each have an orb portion and a hanging means. The hanging means is coupled to the orb portion. The hanging means is for hanging the orb portion from an associated hook.
申请公布号 US6176705(B1) 申请公布日期 2001.01.23
申请号 US19990405664 申请日期 1999.09.24
申请人 GARVEY SHAWN;CONTALDI FRANK 发明人 GARVEY SHAWN;CONTALDI FRANK
分类号 A63H3/00;G09B23/10;(IPC1-7):G09B23/00 主分类号 A63H3/00
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