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1 Engine Support Fixture Utility Model patent 00.08.09
2 Auto Front Frame Supporter Utility Model patent 00.09.27
3 Diagnosis Tester Utility Model patent 00.12.14
4 Auto Transmission Tester Invention Patent 02.09.19
5 Bearing Installer Utility Model patent 02.03.18
6 Auto Transmission Tester Utility Model patent 02.09.19
7 Auto Transmission Tester Design Patent 02.09.30
8 Auto Transmission Line Pressure Gauge Design Patent 02.09.30
9 Taper Roller Bearing Installer Utility Model patent 02.12.17
10 Wheel Hub Puller Utility Model patent 02.11.20
11 Powerful Crusher Utility Model patent 06.07.05
12 Motorcycle Lifter Utility Model patent 07.03.26
13 Others (6 Items)