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Patent applications and USPTO patent grants for Hagelgans; David.The latest application filed is for "plaster boards having internal layers and methods for making them".
Patent | Date |
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Plaster Boards Having Internal Layers And Methods For Making Them App 20210324628 - Dimitrakopoulos; James ;   et al. | 2021-10-21 |
Plaster boards having internal layers and methods for making them Grant 11,124,965 - Dimitrakopoulos , et al. September 21, 2 | 2021-09-21 |
Plaster boards having internal layers and methods for making them Grant 10,995,492 - Dimitrakopoulos , et al. May 4, 2 | 2021-05-04 |
Plaster Boards Having Internal Layers And Methods For Making Them App 20190093354 - Dimitrakopoulos; James ;   et al. | 2019-03-28 |
Device for snap-fastening an airbag unit in a subassembly of a motor vehicle, especially in a steering wheel Grant 8,042,830 - Hagelgans , et al. October 25, 2 | 2011-10-25 |
Device For Snap-Fastening An Airbag Unit In A Subassembly Of A Motor Vehicle, Especially In A Steering Wheel App 20090315304 - Hagelgans; David ;   et al. | 2009-12-24 |
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