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 |
| 7736738 | Coated mining bolt A mine support includes an elongate metal member and a coating comprising post-consumer recycled thermoplastic disposed on the member. The thermoplastic may include post-consumer recycled poly(ethylene terephthalate), and the coating may be an injection molded coati... | 06/15/2010 |
| 7351756 | Toughened polyethylene terephthalate A composite material is disclosed having a matrix formed of polyethylene terephthalate and cement particles distributed in the matrix. The cement particles may be Portland cement. About 50 wt % or less of the composite material is cement particles. The cement partic... | 04/01/2008 |
| 7297371 | Direct pressure apparatus and method for dispensing coatings The invention is related to a coating delivery system that includes at least one pressure vessel operable in sealed and unsealed conditions, a deliverable substance including a coating component interspersed with at least one of liquefied carbon dioxide and supercri... | 11/20/2007 |
| 6935811 | Frictional mining bolt A system for mine roof reinforcement includes a bearing plate and a tubular member with an inner surface, an outer surface, first and second free ends, and an enlarged portion disposed proximate one of the free ends. The system also includes a projectile and an inse... | 08/30/2005 |
| 6832699 | Direct pressure apparatus and method for dispensing coatings The invention is related to a coating delivery system that includes at least one pressure vessel operable in sealed and unsealed conditions, a deliverable substance including a coating component interspersed with at least one of liquefied carbon dioxide and supercri... | 12/21/2004 |
