Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 7186161 | Real construction game (RCG) The present invention concerns a construction game to make buildings at a reduced scale providing the user with all the necessary elements in order to obtain a sample at real scale. ... | 03/06/2007 |
| 6925567 | Remote control of VCR with electronic mail A security apparatus and a security method for controlling electric devices by use of electronic mails. A modem receives an electronic mail sent from a sending side and stores the received electronic mail into a RAM of a controller. A CPU extracts certification info... | 08/02/2005 |
| 6626678 | Method of providing mental stimulus to a cognitively impaired subject A new method is described of providing mental stimulus to a subject suffering significant cognitive and/or sensory impairment or deterioration, for example a subject having a medically diagnosed dementia such as Alzheimer's disease, and thereby enhancing ... | 09/30/2003 |
| 6431873 | Food group monitoring apparatus A preprinted food group triangle sheet having indicia representative of a plurality of food groups thereon is sized to be inserted between a first triangular member and a second triangle member. A plurality of apertures extend in complimentary alignment t... | 08/13/2002 |
| 5217402 | Sound producing workbench toy A sound producing workbench toy includes a molded plastic base supporting a molded plastic work surface. A work station formed of a molded plastic material defines a plurality of receptacles within which various tools and accessories such as simulated nai... | 06/08/1993 |
| 5207793 | Hammering game A hammering game apparatus has a pair of mechanically articulated hammer devices coupled with a base mounting a motor-driven revolving platform. The platform has a plurality of pegs protruding through it. One or more players attempt to hammer down the peg... | 05/04/1993 |
| 5092591 | Therapeutical game apparatus A therapeutical game apparatus is disclosed including a table-like flat member 1 supported by legs 2. The table-like flat member is provided with aperture 6, 7, 8, 9. These apertures receive cylindrical elements 21 that are moveable axially within the ape... | 03/03/1992 |
| 5067902 | Multifunctional block and kit for science instruction The present invention relates to educational and demonstration devices for the instruction of basic scientific principles. The present invention consists of a kit for science instruction which comprises a multifunctional support block, activity cards cont... | 11/26/1991 |
| 5052967 | Fly swatting device A novelty device is presented as a therapeutic and entertaining organization to permit positioning of an actual or simulation of insect upon an anvil and utilizing a hammer member mounted upon a forward surface of a support base underlying the anvil to ef... | 10/01/1991 |
| 4834687 | Log splitting toy A toy which, when employed, simulates log splitting, comprises two log halves that cosmetically portray natural log halves, each half having a fastener for joining the halves together and a cavity that creates a slot when the halves are joined. A wedge is... | 05/30/1989 |
| 4701147 | Toy simulated power drill workshop A toy simulated power drill workshop is disclosed for simulating the drilling action of a real power drill in the process of drilling a hole through a board or the like. The toy simulated power drill-workshop having a base member having a first opening ex... | 10/20/1987 |
| 4181305 | Apparatus for playing a game The apparatus is made up of a board having four parellel columns of equal numbers of holes extending therethrough. A plurality of mutually distinguishable flexible pegs may be received in the holes. The pegs have indicium on both ends. The indicia on a gi... | 01/01/1980 |
