1992793

Information

• Patent Grant
• 1992793

• References
• Source

• Patent Number

  1,992,793

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1935
  89 years ago

• CPC

  • F22B37/223 - Boiler plugs

• US Classifications

  • 220 - Receptacles
  • 285 - Pipe joints or couplings