发明名称 Concrete construction form and tie rod
摘要 An improved concrete form and tie rod, the concrete form and tie rod being constructed to facilitate disassembly of concrete form assemblies. The tie rods and concrete forms and structured to permit the ends of the tie rods to be broken off following completion of the concrete casting process to thereby facilitate removal of the aligning pins which hold the concrete forms of a form assembly together.
申请公布号 US4239173(A) 申请公布日期 1980.12.16
申请号 US19780895747 申请日期 1978.04.13
申请人 SAWYER, ROBERT D 发明人 SAWYER, ROBERT D
分类号 E04G17/06;E04G17/075;(IPC1-7):E04G17/08 主分类号 E04G17/06
代理机构 代理人
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