3497610

Information

• Patent Grant
• 3497610

• References
• Source

• Patent Number

  3,497,610

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1970
  55 years ago

• CPC

  • H04N1/16 - using a rotating helical element
  • A41H3/00 - Patterns for cutting-out Methods of drafting or marking-out such patterns
  • A41H3/02 - Making patterns by copying
  • B23Q35/128 - Sensing by using optical means
  • H04N1/10 - using flat picture-bearing surfaces
  • G05B2219/45212 - Etching, engraving, sculpturing, carving
  • G05B2219/49235 - Control depth as function of grey level of scanned object, map of thickness
  • H04N2201/0424 - Scanning non-straight lines

• US Classifications

  • 358 - Facsimile and static presentation processing
  • 346 - Recorders