CN213393764U - 一体成型防火阀 - Google Patents
一体成型防火阀 Download PDFInfo
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- CN213393764U CN213393764U CN202022452193.8U CN202022452193U CN213393764U CN 213393764 U CN213393764 U CN 213393764U CN 202022452193 U CN202022452193 U CN 202022452193U CN 213393764 U CN213393764 U CN 213393764U
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Denomination of utility model: Integrated fire damper Effective date of registration: 20220527 Granted publication date: 20210608 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Blue Lake air conditioning equipment Co.,Ltd. Registration number: Y2022980006498 |
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Date of cancellation: 20230420 Granted publication date: 20210608 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Blue Lake air conditioning equipment Co.,Ltd. Registration number: Y2022980006498 |
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Denomination of utility model: Integrated fire damper Effective date of registration: 20230509 Granted publication date: 20210608 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Blue Lake air conditioning equipment Co.,Ltd. Registration number: Y2023980040110 |
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