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Patent applications and USPTO patent grants for Lieberman; Eric Andrew.The latest application filed is for "exhaust valve and method of manufacture therefore".
Patent | Date |
---|---|
Exhaust valve and method of manufacture therefore Grant 9,713,693 - Parr , et al. July 25, 2 | 2017-07-25 |
Holding chamber for face mask Grant D692,122 - von Hollen , et al. October 22, 2 | 2013-10-22 |
Exhaust Valve And Method Of Manufacture Therefore App 20130118499 - Parr; William Edgar ;   et al. | 2013-05-16 |
Face mask Grant D679,377 - von Hollen , et al. April 2, 2 | 2013-04-02 |
Face mask Grant D679,378 - von Hollen , et al. April 2, 2 | 2013-04-02 |
Face mask Grant D679,376 - von Hollen , et al. April 2, 2 | 2013-04-02 |
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