3430212

Information

• Patent Grant
• 3430212

• References
• Source

• Patent Number

  3,430,212

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1969
  56 years ago

• CPC

  • G03B21/11 - for microfilm reading
  • G02F1/29 - for the control of the position or the direction of light beams
  • G11C13/04 - using optical elements using other beam accessed elements
  • G11C17/005 - with a storage element common to a large number of data

• US Classifications

  • 365 - Static information storage and retrieval
  • 347 - Incremental printing of symbolic information
  • 359 - Optical: systems and elements