CN208773253U - 一种天然气管道阀门检修用便携式研磨机 - Google Patents
一种天然气管道阀门检修用便携式研磨机 Download PDFInfo
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- CN208773253U CN208773253U CN201820971017.5U CN201820971017U CN208773253U CN 208773253 U CN208773253 U CN 208773253U CN 201820971017 U CN201820971017 U CN 201820971017U CN 208773253 U CN208773253 U CN 208773253U
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| CN201820971017.5U CN208773253U (zh) | 2018-06-22 | 2018-06-22 | 一种天然气管道阀门检修用便携式研磨机 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112847095A (zh) * | 2021-02-04 | 2021-05-28 | 浙江快驴科技有限公司 | 一种仪表芯片的精度测试装置及其使用方法 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112847095A (zh) * | 2021-02-04 | 2021-05-28 | 浙江快驴科技有限公司 | 一种仪表芯片的精度测试装置及其使用方法 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yantai Yida Financial Leasing Co., Ltd Assignor: SHANDONG YIHUA ENERGY EQUIPMENT Co.,Ltd. Contract record no.: X2020980008916 Denomination of utility model: A portable grinder for valve maintenance of natural gas pipeline Granted publication date: 20190423 License type: Exclusive License Record date: 20201208 |
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| 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: A portable grinder for valve maintenance of natural gas pipeline Effective date of registration: 20201210 Granted publication date: 20190423 Pledgee: Yantai Yida Financial Leasing Co., Ltd Pledgor: SHANDONG YIHUA ENERGY EQUIPMENT Co.,Ltd. Registration number: Y2020980009078 |
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| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Yantai Yida Financial Leasing Co., Ltd Assignor: SHANDONG YIHUA ENERGY EQUIPMENT Co.,Ltd. Contract record no.: X2020980008916 Date of cancellation: 20210309 |
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| 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: 20210309 Granted publication date: 20190423 Pledgee: Yantai Yida Financial Leasing Co., Ltd Pledgor: SHANDONG YIHUA ENERGY EQUIPMENT Co.,Ltd. Registration number: Y2020980009078 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220401 Address after: 264000 No. 1, No. 2, Yichang Road, Yantai Economic and Technological Development Zone, Shandong Province Patentee after: Chenggao Valve Co.,Ltd. Address before: 264000 No. 2 Yichang Road, Yantai Development Zone, Shandong Province Patentee before: SHANDONG YIHUA ENERGY EQUIPMENT Co.,Ltd. |