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Patent applications and USPTO patent grants for Ravelli; John E..The latest application filed is for "method and apparatus for double faced wall".
Patent | Date |
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Method And Apparatus For Double Faced Wall App 20210254331 - Ravelli; John E. ;   et al. | 2021-08-19 |
Method And Apparatus For Double Faced Wall App 20210230866 - Ravelli; John E. ;   et al. | 2021-07-29 |
Method and apparatus for double faced wall Grant 10,883,267 - Ravelli , et al. January 5, 2 | 2021-01-05 |
Veneer block Grant D877,936 - Lindberg , et al. | 2020-03-10 |
Method And Apparatus For Double Faced Wall App 20180209142 - Ravelli; John E. ;   et al. | 2018-07-26 |
Veneer block Grant D768,876 - Lindberg , et al. October 11, 2 | 2016-10-11 |
Masonry block with taper Grant 9,145,676 - Long , et al. September 29, 2 | 2015-09-29 |
Masonry Block with Taper App 20130111842 - Long; Eric Y. ;   et al. | 2013-05-09 |
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