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Patent applications and USPTO patent grants for WANG; Xingdong.The latest application filed is for "adsorption and desorption apparatus".
Patent | Date |
---|---|
Adsorption And Desorption Apparatus App 20220134307 - SADIQ; Muhammad Munir ;   et al. | 2022-05-05 |
Dual-drainage switching mechanism of water tank Grant 9,587,387 - Zhang , et al. March 7, 2 | 2017-03-07 |
Lever control mechanism of a drain valve of a toilet tank Grant 9,032,561 - Chen , et al. May 19, 2 | 2015-05-19 |
Water Drain Accelerating Device App 20140216583 - JIANG; Youping ;   et al. | 2014-08-07 |
Lever Control Mechanism Of A Drain Valve Of A Toilet Tank App 20130199315 - CHEN; Meijuan ;   et al. | 2013-08-08 |
Dual-drainage Switching Mechanism Of Water Tank App 20130161333 - ZHANG; Rongyu ;   et al. | 2013-06-27 |
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