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发明名称
Concrete trowel extension
摘要
An extension for a concrete trowel The extension has a flat, upright frame with a pair of handles at the top for operating the frame and a trowel. A trowel is secured to the bottom of the frame by an adjustable clamp.
申请公布号
US5319825(A)
申请公布日期
1994.06.14
申请号
US19910709201
申请日期
1991.06.03
申请人
FANNING, TERRY L.
发明人
FANNING, TERRY L.
分类号
E04F21/06;(IPC1-7):B05C17/10;E01C19/12
主分类号
E04F21/06
代理机构
代理人
主权项
地址
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