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| Chinese National Standard Category: Hydraulic lift system |
| English Title: | Three-point quick-attaching coupler of implement to agricultural wheeled tractors—Category 3N、4N |
| Chinese Title: | 农业轮式拖拉机和机具三点悬挂挂接器 3N类、4N类 |
| Standard No.: | GB/T 7120-2009 |
| Category No.: | T62 |
| Issued by: | AQSIQ; SAC |
| Issued on: | 2009-11-15 |
| Implemented on: | 2010-5-1 |
| Status: | superseded |
| Superseded by: | GB/T 7120-1986 Three-Point hitch implement quick-attaching coupler of agricultural wheeled tractors--Category 3N |
| Superseded on: | 1987-9-1 |
| Abolished on: | |
| Superseding: | GB/T 7120-1986 Three-Point hitch implement quick-attaching coupler of agricultural wheeled tractors--Category 3N |
| Word Count: | 6000 words |
| Similar Standards: | GB/T 5862-2020 GB/T 14226-2015 GB/T 1593-2015 GB/T 24655-2009 GB/T 19408.5-2009 GB/T 24654-2009 GB/T 19408.2-2009 GB/T 7120-2009 GB/T 19408.3-2009 GB/T 19408.4-2009 GB/T 5862-2008 JJF 1192-2008 JB/T 5998-2007 JB/T 6714.1-2007 JB/T 6714.2-2007 JB/T 10637-2006 GB/T 5862-2004 GB/T 1593.4-2004 GB/T 19497-2004 GB/T 1593.2-2003 |
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