Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 7549823 | King pile for a support wall curtain The inventive girder (10) for a support wall curtain comprises a core (12) and two parallel wings (14, 16) which are supported by said core and provided with connection means (20). Said wings (14, 16) are reinforced on the largest ... | 06/23/2009 |
| 7387471 | Combination pile wall A combination pile wall is formed of beam elements (12), particularly T-beams and double-T-beams (I-beams), and shaped connection strips (16) directly or indirectly connecting the beam elements (12), whereby each shaped connection strip (16 | 06/17/2008 |
| 7175369 | Grooved sheet pile and method for production thereof To simplify the production and expand the variability of structures to use, a grooved sheet pile having a trough-type body is produced by cutting a cylindrical segment (referred to as a troughlike element) (1) from a round tube along its length and fixing loc... | 02/13/2007 |
| 6939086 | Metal sheet pile In a metal sheet pile, an effective width B [mm], a flange width Bf [mm], a height H [mm] and a geometrical moment of inertia I [cm4/m] meet the inequalities 700≦B≦1,200; 280≦Bf≦0.0005×B2−0.05×B; and −0.073×B+0.0043×I+230≦H≦... | 09/06/2005 |
| 6428244 | Connecting element for sheet piles A connecting element for sheet piles, particularly to join two sheet piles at an angle to each other, which includes hook strips (2, 3), whereby the one hook strip (2) is shaped as a knob section that consists of a head (4) and a basically straight neck (... | 08/06/2002 |
| 5163785 | Method for sealing connections between sheet piles, and sheet piles employing said method A method for sealing the connection between two sheet piles, this connection being achieved by using claws integrated with the sheet piles. Prior to the interlocking of the sheet piles, a jointing band of an elastic, compressible and/or hydroswellable org... | 11/17/1992 |
| 5073066 | Wall retaining and scaffolding assembly for ground excavation and method for dismantling same An excavation wall retaining assembly for use during repairs of damaged, earth ground-embedded fluid pipes, comprising: a first series of lowermost walls, vertically installed at the periphery of the lower section of an excavation made in the ground about... | 12/17/1991 |
| 4648752 | Marine template retaining wall and method of construction A template retaining wall for use in marine environments is composed of a plurality of interconnected, piled, prefabricated templates. Each template comprises a series of vertically extending, horizontally spaced apart legs and a series of battered, horiz... | 03/10/1987 |
| 4463057 | Extruded section bar member An extruded section bar member for use as a vertical support in furniture, particularly in industrial and office furniture, comprising a cross section corresponding to an elongated rectangle with rounded edges and including T-grooves recessed into its lon... | 07/31/1984 |
| 4259820 | Heat-insulating, antisweat structural component for prefabricated residential houses A heat-insulating, antisweat structural component for prefabricated residential houses, etc. comprises a set of H-shaped steel sheet piles each having opposed side plates coupled by a coupling plate and fittingly coupled to the other in a side-by-side rel... | 04/07/1981 |
| 4189256 | Pile guides A guide for pitching interlocking piles has a carrier with a clamp at its upper end with positive gripping elements for the bottom edge of a pile to be pitched. A pair of pivoted shafts at the lower end of the carrier have engagement rollers conforming to... | 02/19/1980 |
| 4162866 | H-shaped steel sheet pile wall In an H-shaped steel sheet pile wherein central parts of both side plates are coupled by a coupling plate, an engaging piece is formed at one edge of the side plate and a fitting piece adapted to snugly fit the engaging piece is formed at the other edge i... | 07/31/1979 |
| 4028901 | Method and apparatus for assembling sheet piling A method and apparatus for aligning the longitudinal margin of a loose sheet piling section above the mating margin of a set piling section to permit the piling sections to interlock. A base which supports a movable jaw mechanism is positioned on top of t... | 06/14/1977 |
