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Mechanical astrological calculating device

  • US 4,306,141 A
  • Filed: 10/22/1979
  • Issued: 12/15/1981
  • Est. Priority Date: 10/22/1979
  • Status: Expired due to Term
First Claim
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1. A calculating device for determining the relative positions of the planets and other heavenly bodies at any particular time, including:

  • a base;

    a wheel rotatably mounted on the base and having peripheral calibrations representing degrees about a complete circle; and

    a plurality of equal-diameter discs of a diameter less than the diameter of the wheel rotatably mounted on said base in concentric relationship with one another and with said wheel for individual rotation about a common axis, each of said discs representing a particular heavenly body and each having an integral indexing tab extending radially outwardly to the periphery of said wheel to be set to a selected calibration displayed by said wheel and having a symbol therein representing the corresponding heavenly body.

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