发明名称 |
SUPPORT SPACERS FOR CONCRETE REINFORCEMENT RODS |
摘要 |
A spacer for concrete reinforcement rods of a plastics material comprising a U shaped support member having teeth on the legs of the member for engagement by teeth on a locking member to secure the reinforcement rod in position between the legs.
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申请公布号 |
US3694989(A) |
申请公布日期 |
1972.10.03 |
申请号 |
USD3694989 |
申请日期 |
1970.01.05 |
申请人 |
CELMAC PLASCLIP LTD. |
发明人 |
KEITH W. OLIVER;DONALD TAYLOR |
分类号 |
E04C5/20;(IPC1-7):E04C5/20 |
主分类号 |
E04C5/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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