CN209294306U - 一种高寒浮动式制动闸片 - Google Patents
一种高寒浮动式制动闸片 Download PDFInfo
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- CN209294306U CN209294306U CN201920349727.9U CN201920349727U CN209294306U CN 209294306 U CN209294306 U CN 209294306U CN 201920349727 U CN201920349727 U CN 201920349727U CN 209294306 U CN209294306 U CN 209294306U
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CN113027961A (zh) * | 2021-02-10 | 2021-06-25 | 中铁隆昌铁路器材有限公司 | 一种高速动车组用粉末冶金闸片的摩擦体自适应调整结构 |
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CN113027961A (zh) * | 2021-02-10 | 2021-06-25 | 中铁隆昌铁路器材有限公司 | 一种高速动车组用粉末冶金闸片的摩擦体自适应调整结构 |
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CP01 | Change in the name or title of a patent holder | ||
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Address after: 102299 C104 2, 2nd floor, No. 16 Building, 37 Qianqian Road, Changping District Science and Technology Park, Beijing Patentee after: Beijing Pulan Rail Transit Technology Co.,Ltd. Address before: 102299 C104 2, 2nd floor, No. 16 Building, 37 Qianqian Road, Changping District Science and Technology Park, Beijing Patentee before: BEIJING PURAN RAILWAY TRANSPORATION SCIENCE & TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20200727 Address after: 102299 C104 2, 2nd floor, No. 16 Building, 37 Qianqian Road, Changping District Science and Technology Park, Beijing Co-patentee after: SHANDONG HEZE DETONG NEW MATERIAL TECHNOLOGY CO.,LTD. Patentee after: Beijing Pulan Rail Transit Technology Co.,Ltd. Address before: 102299 C104 2, 2nd floor, No. 16 Building, 37 Qianqian Road, Changping District Science and Technology Park, Beijing Patentee before: Beijing Pulan Rail Transit Technology Co.,Ltd. |