"It is my heart-warmed and world-embracing Christmas hope and aspiration that all of us, the high, the low, the rich, the poor, the admired, the despised, the loved, the hated, the civilized, the savage (every man and brother of us all throughout the whole earth), may eventually be gathered together in a heaven of everlasting rest and peace and bliss, except the inventor of the telephone. "
Mark Twain ; Christmas greetings, 1890
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| Number | Title | Issue Date |
| 7155872 | Open frames for providing structural support and related methods Open frames are disclosed by which structural support is provided, each frame comprising an array of slender members formed into a plurality of zig zag frame elements defining apexes, where the slender members of different zig zag frame elements integrally intersect... | 01/02/2007 |
| 6860077 | Helical rebar structure A reinforcement structure includes multiple steel bars, a primary spiral hoop enclosing the multiple steel bars, wherein joints of the primary spiral hoop and the steel bars are securely combined, multiple secondary spiral hoops, wherein multiple steel bars are inse... | 03/01/2005 |
| 6629393 | Masonry reinforcing tie A masonry reinforcing tie is formed of a pair of spaced apart, parallel elongate elements joined by a series of lateral crossmembers welded or otherwise affixed across the elongate members. The elongate elements and crossmembers are preferably formed of h... | 10/07/2003 |
| 5802798 | Set of building elements for framework structures Set of structural elements for producing supporting structures, having supporting bars 5 and cylindrical connecting elements 1 for insertion heads 6 provided on the end sides of the supporting bars 5, the connecting elements being provided with a pluralit... | 09/08/1998 |