发明授权
- 专利标题: Variable polyhedral framework
- 专利标题(中): 可变多面体框架
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申请号: US165844申请日: 1988-03-09
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公开(公告)号: US4864796A公开(公告)日: 1989-09-12
- 发明人: Gary Diamond
- 申请人: Gary Diamond
- 专利权人: Gary Diamond
- 当前专利权人: Gary Diamond
- 主分类号: E04B1/19
- IPC分类号: E04B1/19 ; E04B1/32
摘要:
A variable polyhedral framework made from at least two joined tetrahedrons hinged at their coincident base edges, which may thereby move easily through and be made rigid in many different configurations.
公开/授权文献
- US5958927A Indanol compounds 公开/授权日:1999-09-28