CN204053607U - 一种数控钻床钻孔自定心装置 - Google Patents
一种数控钻床钻孔自定心装置 Download PDFInfo
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C14 | Grant of patent or utility model | ||
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CP03 | Change of name, title or address |
Address after: Guanzhuang town Zhangqiu city Ji'nan City, Shandong province 250207 Ji Wang Road No. 9001 Patentee after: SHANDONG IRAETA HEAVY INDUSTRY CO., LTD. Address before: 250207 Zhangqiu, Shandong Province, Wang Ji Road, No. 9001, No. Patentee before: Shandong Iraeta Heavy Industry Co., Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 250207 9001 Jinwang Road, Guan Zhuang Town, Zhangqiu City, Ji'nan, Shandong Patentee after: Elite Energy Equipment Co., Ltd. Address before: 250207 9001 Jinwang Road, Guan Zhuang Town, Zhangqiu City, Ji'nan, Shandong Patentee before: SHANDONG IRAETA HEAVY INDUSTRY CO., LTD. |