CN206915641U - 单电机轻型化行星绞车 - Google Patents
单电机轻型化行星绞车 Download PDFInfo
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- CN206915641U CN206915641U CN201720578999.7U CN201720578999U CN206915641U CN 206915641 U CN206915641 U CN 206915641U CN 201720578999 U CN201720578999 U CN 201720578999U CN 206915641 U CN206915641 U CN 206915641U
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CN201720578999.7U CN206915641U (zh) | 2017-05-23 | 2017-05-23 | 单电机轻型化行星绞车 |
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CN201720578999.7U CN206915641U (zh) | 2017-05-23 | 2017-05-23 | 单电机轻型化行星绞车 |
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CN206915641U true CN206915641U (zh) | 2018-01-23 |
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CN201720578999.7U Expired - Fee Related CN206915641U (zh) | 2017-05-23 | 2017-05-23 | 单电机轻型化行星绞车 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210104 Address after: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee after: Baoji Oilfield Machinery Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC national oil and gas drilling equipment Engineering Technology Research Center Co., Ltd Address before: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee before: Baoji Oilfield Machinery Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180123 Termination date: 20210523 |