发明名称 |
Concrete screed with movable leading edge |
摘要 |
A floating screed device has an elongated float and an elongated blade movably coupled to the elongated float so that the blade is freely movable in pitch.
|
申请公布号 |
US2006257207(A1) |
申请公布日期 |
2006.11.16 |
申请号 |
US20050294270 |
申请日期 |
2005.12.05 |
申请人 |
|
发明人 |
FACE S. A.III;FRANKENY ALBERT D.II |
分类号 |
E01C19/22 |
主分类号 |
E01C19/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|