发明名称 Tool for making T=joint between hollow frame members
摘要 Tool for making T=joint between hollow frame members has jaws and spikes to deform one member into lug secured to other member
申请公布号 CH597526(A5) 申请公布日期 1978.04.14
申请号 CH19750012676 申请日期 1975.09.30
申请人 BRUEDERLI & MAURER (METALLBAU) 发明人 ERNST MAURER
分类号 E06B3/976;(IPC1-7):F16B7/00;E04B1/58;E06B3/16 主分类号 E06B3/976
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