...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 |
| 5144630 | Multiwavelength solid state laser using frequency conversion techniques A process and apparatus are disclosed for producing multiwavelength coherent radiations ranging from deep-ultraviolet to mid-infrared. The basic laser is a pulsed Nd:YAG or Nd:YLF laser which is frequency converted by a set of novel nonlinear crystals inc... | 09/01/1992 |