| 发明名称 |
INTEGRAL ROOT BARRIER PANEL AND COMBINATION |
| 摘要 |
A set of tree root barrier panels (P1, P2), each of which can be injection-molded as a single integral unit. Each has a female element (28) formed by alternating recessed portions (31, 33) that open in opposite directions relative to each other.
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| 申请公布号 |
WO9526627(A1) |
申请公布日期 |
1995.10.12 |
| 申请号 |
WO1994US10538 |
申请日期 |
1994.09.16 |
| 申请人 |
DEEP ROOT PARTNERS, L.P. |
发明人 |
ASHLEIGH, FRANK, DONALD;ALBRECHT, LEONARD, N.;RAY, C., JULIAN |
| 分类号 |
A01G1/08;(IPC1-7):A01G9/02 |
主分类号 |
A01G1/08 |
| 代理机构 |
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代理人 |
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