3130905

Information

• Patent Grant
• 3130905

• References
• Source

• Patent Number

  3,130,905

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1964
  61 years ago

• CPC

  • G06G1/02 - Devices in which computing is effected by adding, substracting, or comparing lengths of parallel or concentric graudated scales

• US Classifications

  • 235 - Registers