CN217813153U - 钢筋混凝土活门槛双扇防护密闭门 - Google Patents
钢筋混凝土活门槛双扇防护密闭门 Download PDFInfo
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- CN217813153U CN217813153U CN202221762829.1U CN202221762829U CN217813153U CN 217813153 U CN217813153 U CN 217813153U CN 202221762829 U CN202221762829 U CN 202221762829U CN 217813153 U CN217813153 U CN 217813153U
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221762829.1U CN217813153U (zh) | 2022-07-06 | 2022-07-06 | 钢筋混凝土活门槛双扇防护密闭门 |
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| CN202221762829.1U CN217813153U (zh) | 2022-07-06 | 2022-07-06 | 钢筋混凝土活门槛双扇防护密闭门 |
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| CN217813153U true CN217813153U (zh) | 2022-11-15 |
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| CN202221762829.1U Active CN217813153U (zh) | 2022-07-06 | 2022-07-06 | 钢筋混凝土活门槛双扇防护密闭门 |
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Effective date of registration: 20251119 Address after: 201700 Shanghai Qingpu District Liangtang Town Industrial Park Yingtian Road 108, Building A and C Patentee after: SHANGHAI ZHENGCHENG PROTECTIVE EQUIPMENT Co.,Ltd. Country or region after: China Address before: 651700 Yunnan Province Kunming City Songming County Yanglin Town Meiyin Hehu Furniture Park No. 9 Patentee before: Yunnan Jiadong Civil Air Defense Equipment Manufacturing Co.,Ltd. Country or region before: China |