Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 6276723 | Travel brochure having corresponding map and flip-up brochures A travel brochure includes a sheet having at least three vertical fold line portions defining respective first and second left panels and first and second right panels. Each defines an upper edge. A map corresponds to a selected geographic area and is pos... | 08/21/2001 |
| 5943651 | Automatic airline ticket issuer and entry card creating system An airline ticket issuing apparatus connected via a communications line to a seat reservation system is installed in a travel agency and so on. This airline ticket issuing apparatus records, on an airline ticket, boarding information and entry card inform... | 08/24/1999 |
