1846400

Information

• Patent Grant
• 1846400

• References
• Source

• Patent Number

  1,846,400

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1932
  92 years ago

• CPC

  • F22B37/223 - Boiler plugs

• US Classifications

  • 220 - Receptacles
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener