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Patent applications and USPTO patent grants for Ming; Wu Dong.The latest application filed is for "level with magnetic device".
Patent | Date |
---|---|
Level with magnetic device Grant 7,802,371 - Ming September 28, 2 | 2010-09-28 |
Flange slot magnet mount for an I-beam level Grant 7,552,540 - Ming June 30, 2 | 2009-06-30 |
Level with Magnetic Device App 20080263879 - Ming; Wu Dong | 2008-10-30 |
Level with magnetic device Grant 7,398,600 - Ming July 15, 2 | 2008-07-15 |
Flange Slot Magnet Mount For An I-Beam Level App 20070234581 - Ming; Wu Dong | 2007-10-11 |
Level with magnetic device App 20060283031 - Ming; Wu Dong | 2006-12-21 |
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