3252140

Information

• Patent Grant
• 3252140

• References
• Source

• Patent Number

  3,252,140

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1966
  59 years ago

• CPC

  • G06K9/745 - the filter being related to phase processing
  • G06K9/82 - using optical means in one or both functions

• US Classifications

  • 382 - Image analysis