CN107619986B - 一种高强度模具钢加工方法 - Google Patents
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Effective date of registration: 20190923 Address after: Room 607, Block D, Hongshiliang Square, Chicheng Street, Tiantai County, Zhejiang Province Applicant after: Li Jia Hui Address before: 317100, Zhejiang City, Taizhou Province three counties sea tour Street pit (Industrial Park) Applicant before: Zhejiang three Taihe Large Forging Co., Ltd. |
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Effective date of registration: 20201117 Address after: 314500 plots A-10, a-11 and A-13 of foreign Taiwanese Investment Zone, Tongxiang Economic Development Zone, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Tianfa Precision Machinery Co., Ltd Address before: Room 607, Block D, Hongshiliang Square, Chicheng Street, Tiantai County, Zhejiang Province Patentee before: Li Jiahui |