2875389

Information

• Patent Grant
• 2875389

• References
• Source

• Patent Number

  2,875,389

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1959
  65 years ago

• CPC

  • G05B19/122 - using cards, tapes or discs having conductive paths
  • B23Q35/122 - the feeler opening or closing electrical contacts
  • G06G7/1921 - for forming Fourier integrals, harmonic analysis and synthesis
  • G06K11/02 - Automatic curve followers

• US Classifications

  • 318 - Electricity: motive power systems
  • 708 - Electrical computers: arithmetic processing and calculating