2985872

Information

• Patent Grant
• 2985872

• References
• Source

• Patent Number

  2,985,872

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1961
  63 years ago

• CPC

  • H03K4/88 - using as active elements electrochemical cells or galvano-magnetic or photo-electric elements
  • G01V1/245 - Amplitude control for seismic recording
  • G05B19/124 - using tapes, cards or discs with optically sensed marks or codes
  • G06E3/001 - Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
  • G06K11/00 - Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters
  • G05B2219/23201 - Value is analog signal

• US Classifications

  • 341 - Coded data generation or conversion
  • 235 - Registers
  • 708 - Electrical computers: arithmetic processing and calculating