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ELECTRICAL INSCRIBING

  • US 3,624,293 A
  • Filed: 03/19/1970
  • Issued: 11/30/1971
  • Est. Priority Date: 03/19/1970
  • Status: Expired due to Term
First Claim
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1. Electronic tablet means comprising, first, second, third and fourth conductors, a first set of generally parallel resistive wires connected between said first and second conductors, a second set of generally parallel resistive wires connected between said third and fourth conductors othogonal to said first set, and an insulating means disposed intermediate said first and second sets for insulatedly separating said sets, the resistance of each of said resistive wires being high compared to that of each of said conductors.

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