3770936

Information

• Patent Grant
• 3770936

• References
• Source

• Patent Number

  3,770,936

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  52 years ago

• CPC

  • C03C23/004 - by electrons, protons or alpha-particles
  • B23K26/064 - by means of optical elements
  • B23K26/0648 - comprising lenses
  • B23K26/0665 - by beam condensation on the workpiece
  • B23K26/0823 - Devices involving rotation of the workpiece
  • B23K26/40 - taking account of the properties of the material involved
  • B44B7/00 - Machines, apparatus or hand tools for branding
  • B44C1/228 - by laser radiation
  • B23K2203/50 - Inorganic material

• US Classifications

  • 219 - Electric heating