Welding helmet with removable neck guard

• 1. 一种配带防弹护颈的防弹头盔 [P] . 中国专利： CN215261429U . 2021-12-21
• 2. 一种带护颈的摩托车骑行用头盔 [P] . 中国专利： CN208446725U . 2019.02.01
• 3. WELDING HELMET WITH REMOVABLE NECK GUARD. [P] . MX2019004268A . 2019-08-05

  机译： 带有可拆卸式护颈的焊接头盔。

• 4. Welding helmet with removable neck guard [P] . 美国专利： US10226383B2 . 2019-03-12

  机译： 带可拆卸护颈的电焊头盔

• 5. WELDING HELMET WITH REMOVABLE NECK GUARD [P] . 欧洲知识产权局专利： EP3528656A1 . 2019-08-28

  机译： 焊接头盔，带可拆卸式护颈

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• 9. Influence of Neck Posture and Helmet Configuration on Neck Muscle Demands. [R] . Callaghan, J. P. 2014

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