Jimmy Liu

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Orlando, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Four-wheel hand truck with elevator
- Patent number 5,967,734
- Issue date Oct 19, 1999
- Jimmy Liu
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Four-wheel hand truck with elevator
- Patent number 5,707,200
- Issue date Jan 13, 1998
- Jimmy Liu
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS