70673

Information

• Patent Grant
• 70673

• References
• Source

• Patent Number

  70,673

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1867
  157 years ago

• CPC

  • F41J5/041 - Targets comprising two sets of electric contacts forming a coordinate system grid
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion

• US Classifications

  • 341 - Coded data generation or conversion
  • 200 - Electricity: circuit makers and breakers