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| Number | Title | Issue Date |
| 7261564 | Hiking staff, ski pole, or boat paddle, with integrated topographical representations of trails and or terrain A navigational aide in the form of a physical model that may be integrated with conventional expedition equipment. The preferred embodiment comprises a hiking staff (5, 6) containing 2-D map data (3) and or 3-D topographical representations (1, 2 | 08/28/2007 |
| 6945785 | Dry erase board with image in relief A dry erase board is provided with a relief image. There may be a reinforcement behind the relief image to prevent it from distorting during use. The board may include a frame and means for securing a dry erase marker to the board. ... | 09/20/2005 |
| 6039571 | Geographical area terrarium A terrarium representative of a geographical area is provided including a base and an enclosed housing constructed from a transparent material. Such housing includes a planar front face, a planar rear face and a periphery formed therebetween taking the sh... | 03/21/2000 |
| 5971764 | Educational sand and water table The invention comprises a container having sidewalls and a bottom; a rigid cover having integrally molded or detachable features simulating natural or manmade topographical features such as riverbeds, mountains, islands, whirlpools, and various rock and s... | 10/26/1999 |
| 5846084 | Method for creating three-dimensional figures or forms from any flat surface image A process is disclosed for creating three-dimensional figures or forms starting from any flat surface image. The process includes the steps of selecting an illustration to be reproduced in three dimensions and then preparing an assistance plan for the ass... | 12/08/1998 |
| 5653592 | Method and apparatus for micro modeling the sediment transport characteristics of a river Apparatus for modeling the sediment transport characteristics of a selected ection of a river or the like includes an elevated inclined platform adapted to receive an insert representing a scaled model of the section of river to be studied and a water sour... | 08/05/1997 |
| 5441262 | Multidimensional puzzle A multidimensional puzzle. The puzzle includes a plurality of three-dimensional first object pieces having a contoured front surface. The object pieces are each representative of a thing with the contoured front surface having a shape identified with the ... | 08/15/1995 |
| 5427530 | Model kit and method for simulating water pollution A portable water pollution model and method are disclosed that provide an improved device and method for simulating water pollution. The present invention includes a portable simulated watershed model, including a simulated body of water and a simulated w... | 06/27/1995 |
| 5395244 | Educational apparatus for providing correlations especially between botany, geography and History The subject invention provides for an educational device for teaching concepts of geography and biology (including ecology). The subject invention comprises a plant growth chamber in which any of a variety of plants may be grown. Covering the plant growth... | 03/07/1995 |
| 5326267 | Flexible terrain features for miniature modeling Model terrain accessories that are positioned for use on the surface of a miniature landscape are fabricated from a permanently flexible material, preferably polyvinyl chloride. These flexible accessories are realistically contoured models representing ro... | 07/05/1994 |
| 5311686 | Illuminated natural gas flow display panel assembly An illuminated natural gas display panel assembly simulates the generation and transmission of natural gas to different classes of users by means of a plurality of elongated strips of light-transmitting arrays, each strip made up of a plurality of LEDs an... | 05/17/1994 |
| 5277585 | Waterflow teaching terrain model having ice storage chamber A topographical model simulates mountains having stream beds, a river valley, a dam creating a lake therebehind, and a cultivated field. A chamber formed in the top of the mountain is charged with ice, which melts and escapes to the stream bed. A diverter... | 01/11/1994 |
| 4937181 | Educational display system An educational visual display system for teaching geography in which objects having some geographical or topographical significance, e.g., states of the Union, may be detachably affixed and arranged to demonstrate relationship between the objects. The pre... | 06/26/1990 |
| 4323281 | Method of surface mining A method of developing, mining and restoring a mining property having one or more mineral bearing rock seams is provided. Three-dimensional topographic control data, mineral bearing rock seam location data, water flow data, and overburden stratification a... | 04/06/1982 |
| 4245400 | Three dimensional educational toy model subdivision A three dimensional toy having a base member showing a housing development with structural profile members mounted thereon which are secured by profile locking elements for constructing elevations of roadways, lots and surrounding terrain. The profile mem... | 01/20/1981 |
| 4184270 | Visual aid to broadcasted golf games A visual aid for broadcasted golf games consists of a three-dimensional relief map of holes on real golf courses. The map is imprinted with vertical and horizontal grid lines and coordinates. Grid locations of played ball positions are broadcasted so that... | 01/22/1980 |
| 4115930 | Educational teaching device An improved teaching device for use in imparting education to students comprises a teaching display board having a flat, curved, globular or other shape of extended surface area, at least one set of related units of informational material, such as picture... | 09/26/1978 |
| 4103436 | Map display device A map display device includes a boundary defining structure having a plurality of recessed portions which define geographical areas, such as states, countries or the like. Each recessed portion is adapted to be filled with a material, native to the geogra... | 08/01/1978 |
| 4056892 | Engineering and educational table and method of use A table, having a removable transparent top with a box-shaped container directly below the top supported on legs which are removable and adjustable, is provided with a granular medium within the container and various measuring instruments associated there... | 11/08/1977 |
