CN201962853U - 一种四面刻痕肋螺纹预应力钢杆 - Google Patents
一种四面刻痕肋螺纹预应力钢杆 Download PDFInfo
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- CN201962853U CN201962853U CN2011200131387U CN201120013138U CN201962853U CN 201962853 U CN201962853 U CN 201962853U CN 2011200131387 U CN2011200131387 U CN 2011200131387U CN 201120013138 U CN201120013138 U CN 201120013138U CN 201962853 U CN201962853 U CN 201962853U
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Application Number | Priority Date | Filing Date | Title |
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CN2011200131387U CN201962853U (zh) | 2011-01-17 | 2011-01-17 | 一种四面刻痕肋螺纹预应力钢杆 |
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CN2011200131387U CN201962853U (zh) | 2011-01-17 | 2011-01-17 | 一种四面刻痕肋螺纹预应力钢杆 |
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CN201962853U true CN201962853U (zh) | 2011-09-07 |
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CN2011200131387U Expired - Fee Related CN201962853U (zh) | 2011-01-17 | 2011-01-17 | 一种四面刻痕肋螺纹预应力钢杆 |
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CN (1) | CN201962853U (zh) |
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2011
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: TIANJIN SILVERY DRAGON PRESTRESSED MATERIALS CO., Free format text: FORMER NAME: SILVERY DRAGON PC STEEL PRODUCTS GROUP CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 300400 Tianjin City, Beichen economic and Technological Development Zone Industrial Park Road No. 62 dual Shuangjiang Patentee after: Tianjin Silvery Dragon Prestressed Materials Co., Ltd. Address before: 300400 Tianjin City, Beichen economic and Technological Development Zone Industrial Park Road No. 62 dual Shuangjiang Patentee before: Silvery Dragon PC Steel Products Group Co., Ltd. Tianjin |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20140117 |