CN209654046U - 一种管道掘进机输送机构 - Google Patents
一种管道掘进机输送机构 Download PDFInfo
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Effective date of registration: 20220817 Address after: 262500 No. 1213, north of West 50m Road, intersection of Hongde road and Shibali street, Qingzhou Economic Development Zone, Weifang City, Shandong Province Patentee after: Shandong Fengzhi pipeline equipment Co.,Ltd. Address before: Room 502, 3Dan, building 10, 43862 Haidai North Road, Qingzhou City, Weifang City, Shandong Province 262500 Patentee before: Wang Fengzhi |
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Effective date of registration: 20230817 Granted publication date: 20191119 |
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