发明名称 |
Hollow pole with internal wire gripping and securing means |
摘要 |
A device for securing and anchoring a telephone wire comprises a narrow helix with widely spaced coils with an open bight at one end. The invention further comprises a telephone pole with an internal fixing element such as a ring with the device securing a wire looped onto it.
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申请公布号 |
US4228316(A) |
申请公布日期 |
1980.10.14 |
申请号 |
US19780947954 |
申请日期 |
1978.10.02 |
申请人 |
THE POST OFFICE |
发明人 |
MACFARLANE, JOHN H. T. |
分类号 |
H02G7/20;(IPC1-7):H02G7/20;F16G11/00 |
主分类号 |
H02G7/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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