| 摘要 |
1,156,817. "Reinforcement spacer." FERROTEST G.m.b.H. 7 Sept., 1966 [7 Sept., 1965], No. 40072/66. Heading E1W. A synthetic plastics reinforcement spacer for intersecting rods has an integral supporting section 15 comprising vertical webs 16 interconnected at their tops by a ring 18 having tapered inner and outer surfaces. |
