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King's Material, Inc. Patents |
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Assignee: King's Material, Inc.
Address: Cedar Rapids, IA
No. of patents: 4
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| D441464 |
Stair block for use in landscaping |
May 1, 2001 |
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| 6979418 |
Method to create irregular edge decorative blocks |
December 27, 2005 |
| A method to create blocks having a weathered and aged look by modifying the blocks before they are cured. Green blocks exiting a block forming machine are conveyed along a path past brush elements which scrub block mix from the upper longitudinal corners of the formed, uncured blocks. Th |
| 6681542 |
Stair block for use in landscaping and method for use thereof |
January 27, 2004 |
| A block for an outdoor staircase stair includes an open four-sided block having a web interconnecting opposing sides and transversing the cavity within the block. The web includes vertical voids which extend from the top of the web into the body of the web. Two of the voids are located a |
| 6428726 |
Method for constructing block for staircase |
August 6, 2002 |
| A method for molding a block for an outdoor staircase stair includes filling a form with zero slump mix, the form having outer walls and a core member which includes a vertically disposed central recess extending into the core from its lower surface, filling the recess in the core member |
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