CN215442784U - 一种预制装配式楼梯 - Google Patents
一种预制装配式楼梯 Download PDFInfo
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- CN215442784U CN215442784U CN202120902584.7U CN202120902584U CN215442784U CN 215442784 U CN215442784 U CN 215442784U CN 202120902584 U CN202120902584 U CN 202120902584U CN 215442784 U CN215442784 U CN 215442784U
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120902584.7U CN215442784U (zh) | 2021-04-28 | 2021-04-28 | 一种预制装配式楼梯 |
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| CN215442784U true CN215442784U (zh) | 2022-01-07 |
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Effective date of registration: 20250731 Address after: 516347 Buildings 1 and 2, Shangchuan Section, Guangshan Road, Furong Village, Renshan Town, Huidong County, Huizhou City, Guangdong Province Patentee after: Huizhou Sanneng Integrated Housing Technology Co.,Ltd. Country or region after: China Address before: No.6, Huaning Road, Jinxia Industrial Park, Changsha City, Hunan Province, 410201 Patentee before: SANNENG INTEGRATED HOUSING Co.,Ltd. Country or region before: China |