CN203348635U - 一种多通道转换阀 - Google Patents
一种多通道转换阀 Download PDFInfo
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- CN203348635U CN203348635U CN 201320173888 CN201320173888U CN203348635U CN 203348635 U CN203348635 U CN 203348635U CN 201320173888 CN201320173888 CN 201320173888 CN 201320173888 U CN201320173888 U CN 201320173888U CN 203348635 U CN203348635 U CN 203348635U
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CN 201320173888 CN203348635U (zh) | 2013-04-09 | 2013-04-09 | 一种多通道转换阀 |
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CN 201320173888 CN203348635U (zh) | 2013-04-09 | 2013-04-09 | 一种多通道转换阀 |
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CN203348635U true CN203348635U (zh) | 2013-12-18 |
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CN 201320173888 Expired - Fee Related CN203348635U (zh) | 2013-04-09 | 2013-04-09 | 一种多通道转换阀 |
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CN (1) | CN203348635U (zh) |
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2013
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Four Stars Glass Tube Co., Ltd. Assignor: Hebei University of Science and Technology Contract record no.: 2014130000127 Denomination of utility model: Multichannel change-over valve Granted publication date: 20131218 License type: Exclusive License Record date: 20140711 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EM01 | Change of recordation of patent licensing contract |
Change date: 20150417 Contract record no.: 2014130000127 Assignee after: Cangzhou Four Star Glass Co., Ltd. Assignee before: Four Stars Glass Tube Co., Ltd. |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20170409 |
|
CF01 | Termination of patent right due to non-payment of annual fee |