发明名称 Pipe hanger nut assembly
摘要 A hanger nut assembly for attachment to a concrete wall form so as to embed a hanger nut of the assembly in a wall being constructed. A headless screw attaches the nut in abutment with the wall form and is readily removable to facilitate form stripping. A pipe hanger rod is subsequently engageable with the wall installed nut after wall completion.
申请公布号 US5226770(A) 申请公布日期 1993.07.13
申请号 US19910803511 申请日期 1991.12.09
申请人 WATSON, RICHARD J. 发明人 WATSON, RICHARD J.
分类号 E04B1/41;F16B37/04;F16L3/133 主分类号 E04B1/41
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