B28D 1/20

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9744637 Floor processing systemMar 01, 16Aug 29, 17Not available
9662757 Concrete cutting, polishing and coloring treatment solutions and methodsMay 29, 15May 30, 17GLOBAL POLISHING SYSTEMS, LLC
9587413 Apparatus and method for processing a concrete tower segment of a wind turbineNov 21, 12Mar 07, 17WOBBEN PROPERTIES GMBH
9145650 ScarifierApr 18, 14Sep 29, 15Not available
8746668 Table sawOct 29, 09Jun 10, 14POSITEC POWER TOOLS (SUZHOU) CO., LTD., Positec Power Tools (Suzhou) Co.,
8176909 Grinding tool for natural stone floors, artificial stone floors and industrial soilsDec 08, 06May 15, 12ILGNER-SCHLEIF-INNOVATIONEN GMBH
8109262 Aging apparatus for aging an artificial stoneMay 02, 11Feb 07, 12OLDCASTLE BUILDING PRODUCTS CANADA INC.
7954482 Aging apparatus for aging an artificial stoneOct 14, 05Jun 07, 11OLDCASTLE BUILDING PRODUCTS CANADA INC., OLDCASTLEBUILDING PRODUCTS CANADA INC.,
5018504 Method and apparatus for cleaning used bricksAug 31, 89May 28, 91Not available
4557246 Brick cleaning machineJul 23, 84Dec 10, 85Not available