![]() ![]() Original Assignee Individual Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US06/205,234 Inventor Sam Brown Current Assignee (The listed assignees may be inaccurate. ![]() Google Patents Mortarless concrete block system having reinforcing bond beam coursesÄownload PDF Info Publication number US4426815A US4426815A US06/205,234 US20523480A US4426815A US 4426815 A US4426815 A US 4426815A US 20523480 A US20523480 A US 20523480A US 4426815 A US4426815 A US 4426815A Authority US United States Prior art keywords block blocks wall corner intersection Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US4426815A - Mortarless concrete block system having reinforcing bond beam courses US4426815A - Mortarless concrete block system having reinforcing bond beam courses ![]()
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