CN213273279U - 螺杆式水源热泵机组 - Google Patents
螺杆式水源热泵机组 Download PDFInfo
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- CN213273279U CN213273279U CN202022441776.0U CN202022441776U CN213273279U CN 213273279 U CN213273279 U CN 213273279U CN 202022441776 U CN202022441776 U CN 202022441776U CN 213273279 U CN213273279 U CN 213273279U
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CN202022441776.0U CN213273279U (zh) | 2020-10-29 | 2020-10-29 | 螺杆式水源热泵机组 |
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CN202022441776.0U CN213273279U (zh) | 2020-10-29 | 2020-10-29 | 螺杆式水源热泵机组 |
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CN213273279U true CN213273279U (zh) | 2021-05-25 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Screw type water source heat pump unit Effective date of registration: 20210611 Granted publication date: 20210525 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Blue Lake air conditioning equipment Co.,Ltd. Registration number: Y2021980004683 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220531 Granted publication date: 20210525 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Blue Lake air conditioning equipment Co.,Ltd. Registration number: Y2021980004683 |