CN209294307U - 一种城轨用制动闸片 - Google Patents
一种城轨用制动闸片 Download PDFInfo
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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: 20200729 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. |