发明授权
- 专利标题: Hydraulic pump and motor mechanism for barber and beauty chairs
- 专利标题(中): 液压泵和电动机构理发师和美容椅
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申请号: US13506061申请日: 1961-08-30
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公开(公告)号: US3159972A公开(公告)日: 1964-12-08
- 发明人: NEWMAN HOWARD F , DLOUHY JOHN A , RENCH THOMAS R
- 申请人: EMIL J PAIDAR COMPANY
- 专利权人: Emil J Paidar Company
- 当前专利权人: Emil J Paidar Company
- 优先权: US13506061 1961-08-30
- 主分类号: A47C3/30
- IPC分类号: A47C3/30