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Patent applications and USPTO patent grants for WUHAN NRD LASER ENGINEERING CO., LTD..The latest application filed is for "onsite steel rail laser processing engineering vehicle".
Patent | Date |
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Onsite steel rail laser processing engineering vehicle Grant 10,808,364 - Zeng , et al. October 20, 2 | 2020-10-20 |
Method For Reinforcing Rail By Laser And Auxiliary Heat Source Efficient Hybrid Cladding App 20200199698A1 - | 2020-06-25 |
Onsite Steel Rail Laser Processing Engineering Vehicle App 20190161918 - ZENG; Xiaoyan ;   et al. | 2019-05-30 |
Method and apparatus for laser quenching Grant 10,106,864 - Zeng , et al. October 23, 2 | 2018-10-23 |
Onsite steel rail laser processing vehicle Grant 9,365,983 - Zeng , et al. June 14, 2 | 2016-06-14 |
Method And Apparatus For Laser Quenching App 20160076115 - ZENG; Xiaoyan ;   et al. | 2016-03-17 |
Onsite Steel Rail Laser Processing Vehicle App 20150020707 - Zeng; Xiaoyan ;   et al. | 2015-01-22 |
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