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Patent applications and USPTO patent grants for Liu; Tsailu.The latest application filed is for "multifunctional scaffolding and pushcart convertible utility device".
Patent | Date |
---|---|
Portable sawhorse workstation Grant 8,757,323 - Sutton , et al. June 24, 2 | 2014-06-24 |
Multifunctional Scaffolding And Pushcart Convertible Utility Device App 20120222913 - CALVERT; David C. ;   et al. | 2012-09-06 |
Screed Grip App 20120141204 - CROUCH; Jared Alan ;   et al. | 2012-06-07 |
Tape measure anchoring accessory Grant 8,191,277 - Donovan , et al. June 5, 2 | 2012-06-05 |
Portable Sawhorse Workstation App 20110233000 - SUTTON; Jacob ;   et al. | 2011-09-29 |
Tape Measure Anchoring Accessory App 20110179662 - DONOVAN; Robert S. ;   et al. | 2011-07-28 |
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