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WILLAMETTE GRAYSTONE, INC.
| WILLAMETTE GRAYSTONE, INC. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20110142547 | PIER BRACKET - A pier bracket comprises a metal bar having a plurality of bolt holes formed through a top half of the metal bar and a plurality of opposingly faced barbs extending from planar side surfaces in a lower half of the metal bar. The barbs are configured to provide asymmetrical resistance force to movement of the pier bracket when received within an aperture formed in a concrete pier or footing. | 06-16-2011 |