发明授权
US2821416A Housing-forming clamp for bell and spigot pipes of the molded joint type
失效
模制接头类型的钟形和插口管的外壳形成夹具
- 专利标题: Housing-forming clamp for bell and spigot pipes of the molded joint type
- 专利标题(中): 模制接头类型的钟形和插口管的外壳形成夹具
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申请号: US43572754申请日: 1954-06-10
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公开(公告)号: US2821416A公开(公告)日: 1958-01-28
- 发明人: SOEHNLEN ROBERT M , EUGENE ALTERS
- 申请人: SOEHNLEN ROBERT M , EUGENE ALTERS
- 专利权人: Robert M Soehnlen,Alters Eugene
- 当前专利权人: Robert M Soehnlen,Alters Eugene
- 优先权: US43572754 1954-06-10
- 主分类号: F16L55/178
- IPC分类号: F16L55/178
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