发明名称 Improvements in or relating to signs
摘要 1,018,936. Tubular posts. C. W. ATTWOOD. Aug. 21, 1963, No. 33186/63. Headings E1B and E1G. A sign post comprises a tubular member having at least two opposed parallel faces 11, 12 having a plurality of equispaced aligned openings 115. The openings may be square or circular and, for a square section tubular post may be in all four faces, all openings being in the same plane normal to the longitudinal axis of the post. Signs 16 are attached to the post by bolts 18 or may be clipped to a tubular member sliding over and bolted to the post.
申请公布号 GB1018936(A) 申请公布日期 1966.02.02
申请号 GB19630033186 申请日期 1963.08.21
申请人 CHARLES WILLIAM ATTWOOD 发明人
分类号 E01F9/011;G09F7/18 主分类号 E01F9/011
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