CN205026152U - 一种防火止回阀 - Google Patents
一种防火止回阀 Download PDFInfo
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- CN205026152U CN205026152U CN201520784597.3U CN201520784597U CN205026152U CN 205026152 U CN205026152 U CN 205026152U CN 201520784597 U CN201520784597 U CN 201520784597U CN 205026152 U CN205026152 U CN 205026152U
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CN201520784597.3U CN205026152U (zh) | 2015-10-09 | 2015-10-09 | 一种防火止回阀 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106090346A (zh) * | 2016-08-09 | 2016-11-09 | 杭州小米环境科技有限公司 | 一种防火止回阀用连接机构及防火止回阀 |
CN111434994A (zh) * | 2019-01-11 | 2020-07-21 | 宁波方太厨具有限公司 | 一种用于吸油烟机的油烟缓冲机构 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106090346A (zh) * | 2016-08-09 | 2016-11-09 | 杭州小米环境科技有限公司 | 一种防火止回阀用连接机构及防火止回阀 |
CN106090346B (zh) * | 2016-08-09 | 2018-12-25 | 杭州小米环境科技有限公司 | 一种防火止回阀用连接机构及防火止回阀 |
CN111434994A (zh) * | 2019-01-11 | 2020-07-21 | 宁波方太厨具有限公司 | 一种用于吸油烟机的油烟缓冲机构 |
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Lianzhi (Beijing) Technical Service Co., Ltd Assignor: HANGZHOU XIAOMI ENVIRONMENT TECHNOLOGY Co.,Ltd. Contract record no.: X2020990000381 Denomination of utility model: Fire-proof check valve Granted publication date: 20160210 License type: Exclusive License Record date: 20200727 |
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EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Lianzhi (Beijing) Technical Service Co., Ltd Assignor: HANGZHOU XIAOMI ENVIRONMENT TECHNOLOGY Co.,Ltd. Contract record no.: X2020990000381 Date of cancellation: 20201113 |
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EC01 | Cancellation of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Lianzhi (Beijing) Technical Service Co., Ltd Assignor: HANGZHOU XIAOMI ENVIRONMENT TECHNOLOGY Co.,Ltd. Contract record no.: X2020990000595 Denomination of utility model: A fire check valve Granted publication date: 20160210 License type: Exclusive License Record date: 20201113 |
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EE01 | Entry into force of recordation of patent licensing contract |