3858808

Information

• Patent Grant
• 3858808

• References
• Source

• Patent Number

  3,858,808

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • F23D14/40 - for welding

• US Classifications

  • 239 - Fluid sprinkling, spraying, and diffusing
  • 431 - Combustion
  • D08 - Tools and hardware