2811472

Information

• Patent Grant
• 2811472

• References
• Source

• Patent Number

  2,811,472

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1957
  68 years ago

• CPC

  • C23C16/545 - for coating elongated substrates
  • H01J19/00 - Details of vacuum tubes of the types covered by group H01J21/00
  • H01J2893/0023 - carbonising and other surface treatments

• US Classifications

  • 432 - Heating
  • 148 - Metal treatment
  • 266 - Metallurgical apparatus
  • 428 - Stock material or miscellaneous articles