Quotables
"To place a man in a multi-stage rocket and project him into the controlling gravitational field of the moon where the passengers can make scientific observations, perhaps land alive, and then return to earth--all that constitutes a wild dream worthy of Jules Verne. I am bold enough to say that such a man-made voyage will never occur regardless of all future advances."
Lee deForest, American radio pioneer ; 1957
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| Number | Title | Issue Date |
| 6960048 | Modular segmented retaining wall A modular retaining wall system uses a plurality of different sized masonry blocks to form uniform sized modules for constructing a segmented retaining wall. Each module has the same overall dimensions of height, width and depth, while the masonry blocks used to def... | 11/01/2005 |
| 6178711 | Compactly-shipped site-assembled concrete forms for producing variable-width insulated-sidewall fastener-receiving building walls Generally large, typically eight feet by two inches by ten or sixteen or twenty-four inches, sidewalls for modular concrete forms are easily, efficiently and economically produced by cutting and by routing sheet-type polymeric material, preferably polyure... | 01/30/2001 |
| 5894704 | Wall construction process A wall construction process including the steps of: providing a retaining mold for retaining a concrete slurry; installing reinforcing rods; at least partially filling the retaining mold with a concrete slurry mixture; allowing sufficient time for the con... | 04/20/1999 |
| 5611183 | Wall form structure and methods for their manufacture A wall form structure comprises modular components, wherein individual components are fitted together to construct residential or commercial wall structures. The wall form structure has prefabricated inner and outer walls, a connecting member which is pos... | 03/18/1997 |
| 5522187 | Sloping roof with roofing tiles and tile hook for such a roof The roof tiles (1) of a sloping roof rest via a ridge on tile laths (2) and overlap one another in two directions. They are fixed with tile hooks (4) and each tile hook (4) comprises a first shaft section (7), which at the free end has a hook-shaped bend ... | 06/04/1996 |
| 4660342 | Anchor for mortarless block wall system An anchor for use in association with a mortarless block wall system for attaching facing to the outside of a wall. The wall includes a series of blocks placed in linear courses or rows with each block containing a pair of parallel sidewalls that are conn... | 04/28/1987 |
| 4578922 | Wire impaling clip for gypsum panels Gypsum panels and the like are attached to "H" studs by a resilient, one-piece wire clip having talons which are anchored in the edge of a panel and a clamping portion which grips a flange of the stud.... | 04/01/1986 |
