CN204241456U - 一种移动式防爆抽气装置 - Google Patents
一种移动式防爆抽气装置 Download PDFInfo
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- CN204241456U CN204241456U CN201420776459.6U CN201420776459U CN204241456U CN 204241456 U CN204241456 U CN 204241456U CN 201420776459 U CN201420776459 U CN 201420776459U CN 204241456 U CN204241456 U CN 204241456U
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- aspiration pump
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CN201420776459.6U CN204241456U (zh) | 2014-12-11 | 2014-12-11 | 一种移动式防爆抽气装置 |
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CN201420776459.6U CN204241456U (zh) | 2014-12-11 | 2014-12-11 | 一种移动式防爆抽气装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104360030A (zh) * | 2014-12-11 | 2015-02-18 | 哈尔滨东方报警设备开发有限公司 | 一种移动式防爆抽气装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104360030A (zh) * | 2014-12-11 | 2015-02-18 | 哈尔滨东方报警设备开发有限公司 | 一种移动式防爆抽气装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Mobile anti-explosion air extractor Effective date of registration: 20151029 Granted publication date: 20150401 Pledgee: Bank of Harbin Limited by Share Ltd Nangang branch Pledgor: Harbin East Alarm Systems Development Corporation Registration number: 2015990000935 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20161108 Granted publication date: 20150401 Pledgee: Bank of Harbin Limited by Share Ltd Nangang branch Pledgor: Harbin East Alarm Systems Development Corporation Registration number: 2015990000935 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Mobile anti-explosion air extractor Effective date of registration: 20161108 Granted publication date: 20150401 Pledgee: Bank of Harbin Limited by Share Ltd Nangang branch Pledgor: Harbin East Alarm Systems Development Corporation Registration number: 2016990000958 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190416 Granted publication date: 20150401 Pledgee: Bank of Harbin Limited by Share Ltd Nangang branch Pledgor: Harbin East Alarm Systems Development Corporation Registration number: 2016990000958 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |