American Builders & Contractors Supply Company, Inc. (ABC Supply Co. Inc.)
American Builders & Contractors Supply Company, Inc. (ABC Supply Co. Inc.) Patent applications | ||
Patent application number | Title | Published |
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20100325975 | Modular ballast system for membrane roofs - A ballast system for roof membranes includes connected modules filled with loose-fill ballast and adapted to hold a predetermined volume of water for at least a predetermined period of time on the roof to control runoff. | 12-30-2010 |