CN213273978U - 一种电子雷管的电子控制模块 - Google Patents
一种电子雷管的电子控制模块 Download PDFInfo
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- CN213273978U CN213273978U CN202021727202.3U CN202021727202U CN213273978U CN 213273978 U CN213273978 U CN 213273978U CN 202021727202 U CN202021727202 U CN 202021727202U CN 213273978 U CN213273978 U CN 213273978U
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of utility model: An electronic control module for an electronic detonator Effective date of registration: 20220801 Granted publication date: 20210525 Pledgee: CITIC Bank, Limited by Share Ltd, Chongqing branch Pledgor: Chongqing Yunming Technology Co.,Ltd. Registration number: Y2022500000051 |
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Date of cancellation: 20230516 Granted publication date: 20210525 Pledgee: CITIC Bank, Limited by Share Ltd, Chongqing branch Pledgor: Chongqing Yunming Technology Co.,Ltd. Registration number: Y2022500000051 |