Zinc die cast concrete implement

申请公布号:
US6138318(A)
申请号:
US19980187930
申请日期:
1998.11.06
申请公布日期:
2000.10.31
申请人:
MARSHALLTOWN TROWEL COMPANY
发明人:
PYATT, GEORGIA;MURDERS, JACK D.
分类号:
B28B11/08;E01C23/02;E04F21/16;E04F21/24;(IPC1-7):E01C19/22
主分类号:
B28B11/08
摘要:
A groover comprising a blade and a handle. The blade is a unitary member composed of and die cast from a zinc alloy. Smooth surface geometry provides for easy cleaning of the groover.
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