 | Patent No. 1202003311 for product design of PTO shaft for engines Dated: 18 December 2012 |  |
 | Patent No. 1202003312 for product design of PTO shaft for engines Dated: 18 December 2012 |  |
 | Patent No. 1102000734 for product design of axle parts for long tail boat Dated: 15 March 2011 |   |
 | Patent No. 1102000735 for product design of base seize long tail boat engine. Dated: 15 March 2011 |  |
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