Patents Represented by Attorney Abner Scheffer

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  • Polyhedral annular structures, and blanks therefor
    Patent number: 4227334
    Abstract: Folded structures which are polyhedrons of generally toroidal shape, movable to various different stable configurations, made up of a series of hinged trapezoids.
    Type: Grant
    Filed: January 10, 1978
    Date of Patent: October 14, 1980
    Inventor: Rea F. Hooker