3649327

Information

• Patent Grant
• 3649327

• References
• Source

• Patent Number

  3,649,327

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1972
  52 years ago

• CPC

  • C23D9/02 - Non-electric muffle furnaces

• US Classifications

  • 427 - Coating processes
  • 118 - Coating apparatus
  • 432 - Heating