Patents Assigned to Martin T. Priska
  • Patent number: 4025075
    Abstract: This device is a three dimensional wildcat oil drilling game having a three dimensional game board, the surface of the game board having various identified geograhical sub areas, or sections, each sub area or section having a plurality of perforations therein, a sub stratum device mounted within the game board, beneath the game board surface, and a random stratum rotating device extending through the game board. A spinner wheel is provided for chance selection of the geographical sections. There is also provided a plurality of barrel symbols, each having a peg extending therefrom for placement in peg boards for keeping a record of the value of a player's oil holdings. Identified exploration cards are provided for indicating title rights to various wells.
    Type: Grant
    Filed: July 15, 1975
    Date of Patent: May 24, 1977
    Assignees: Gustave Miller, Martin T. Priska, Russel V. Ringquist
    Inventors: Martin T. Priska, Russell V. Ringquist