spindle autocentrante closing electromagnetic applicable in particular to portable drill and tool to use

• 1. 旋转工具、特别是钻头、及用于此类型旋转工具的切削头 [P] . 中国专利： CN106163711B . 2019.05.31
• 2. 旋转工具、特别是钻头、及用于此类型旋转工具的切削头 [P] . 中国专利： CN106163711A . 2016-11-23
• 3. spindle autocentrante closing electromagnetic applicable in particular to portable drill and tool to use [P] . IT1179279B . 1987-09-16

  机译： 主轴自动对心闭合电磁装置，特别适用于便携式钻头和工具

• 4. spindle autocentrante closing electromagnetic applicable in particular to portable drill and tool to use. [P] . IT8404797V0 . 1984-02-29

  机译： 主轴自动对中电磁封闭装置特别适用于便携式钻头和工具使用。

• 5. autocentrante spindle, in particular for portable power tools [P] . IT1077357B . 1985-05-04

  机译： 自动对中主轴，特别是用于便携式电动工具

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