Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7448827 | Trussed embankment dam and wall structure A trussed embankment dam and wall structure includes a cantilever structure group and a rod member group, and each cantilever structure of the cantilever structure group includes an anchor supporting pillar and a multidirectional connecting board. The lower portion ... | 11/11/2008 |
| 7121764 | Portable flood barrier section and flood barrier A portable flood barrier section is located on a ground (2) to form a barrier (3) against flooding water (4), comprising an erectable wall (5) which along one of its edges (6) is hinged to a basis. The hinge (7) enables a ro... | 10/17/2006 |
| 6948285 | Loading dock shelter with hollow side or head members In order to provide a durable loading dock shelter with an effective seal, the dock shelter is provided with a face panel that is relatively lightweight and firm, yet moveable for sealing against vehicles of various size and position. The face panel can be used as a... | 09/27/2005 |
| 6948440 | Fender with leaf spring A fender having a compact spring shape for protecting an object, such as a dock or boat, includes a mounting portion connected to a resilient leaf spring portion. The leaf spring portion is designed to collapse and absorb a substantial amount of energy upon impact w... | 09/27/2005 |
| 6692188 | Rapid emergency dam and method of construction A rapid emergency dam is disclosed. During adverse weather conditions heavy rain can lead to rivers breaking their banks and lakes overflowing causing flooding to the surrounding countryside. Coastline defenses can also be breached by increased sea swell ... | 02/17/2004 |
| 6609854 | Structure and method for detecting an inflated state of a flexible membrane dam A structure for detecting an inflated state of a dam formed by a flexible membrane disposed in a conduit, with the detection unaffected by pressure resulting from fluid flow through the conduit when the flexible membrane is not completely inflated. The st... | 08/26/2003 |
| 6443655 | Flood barrier A flood barrier unit is provided for a flood barrier system. Each unit has three pillars attached to pillar footings implanted in the surrounding ground surface. For each pillar a concrete brace member footing is provided for the support of brace members ... | 09/03/2002 |
| 6022172 | Reusable portable flexible fillable barrier and method of application thereof The present invention relates to portable flexible fillable barriers that are used to restrain the flow of fluids and to serve as reservoirs, containers (for solids as well) and embankments. The portable flexible fillable barrier is collapsible upon itsel... | 02/08/2000 |
| 5984576 | Mobile demountable liquid protective wall from horizontally s-shape indented profile elements, which can be stacked on top of each other A mobile demountable flood barrier consists of individual stackable sections, the two longitudinal ends of which engage for securing purposes in a U-section arranged perpendicularly to the sections. The individual sections engage together by means of hori... | 11/16/1999 |
| 5722627 | Mechanism for adjusting the height of a drum chair or the like chair A chair height adjusting mechanism including an externally threaded upper support supporting a chair seat, a tubular lower support into and out of which the upper support is movable. An internally threaded rotatable member rotatable up and down along the ... | 03/03/1998 |
| 5217557 | Process for the production of thermoplastic levee gates A levee gate and the process for the production thereof. The levee gate of the invention includes a rectangular sheet of thermoplastic material with a rectangular sleeve located on one edge of the thermoplastic material, the rectangular sleeve being a por... | 06/08/1993 |
| 4493587 | System for creating dams with mobile and/or partially mobile water-retaining elements Dams which basically consist of foundation plinths, secured as necessary, which plinths carry mobile and/or partially mobile dam elements, which can be inclined using lifting or lowering devices. The system also includes a control cabin.... | 01/15/1985 |
| 3975915 | Anchor assembly for an inflatable fabric dam An assembly to anchor an inflatable fabric dam on a foundation. The assembly includes an elongate base plate, a buttress means, and a bridge plate supported on the buttress means and extending longitudinally above the base plate. A flange along one edge o... | 08/24/1976 |
