"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 7337946 | Device for resolving interpersonal relationship issues A device for resolving interpersonal relationship issues comprising: (a) a plurality of text sheets comprised of flexible, transparent material; (b) a rigid front cover; and (c) a rigid back cover; wherein each text sheet comprises an opaque band bearing text on eit... | 03/04/2008 |
| 4221326 | Calculator for comparative product investment recovery A calculator having six discs concentrically mounted for relative rotation having scales and indices which are graduated and are selectively registrable. The calculator is operable to determine the period, in years, to recover the higher price of a higher... | 09/09/1980 |