1411459

Information

• Patent Grant
• 1411459

• References
• Source

• Patent Number

  1,411,459

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1922
  102 years ago

• CPC

  • F21H3/00 - Manufacturing incandescent mantles Treatment prior to use
  • Y10T29/49805 - Shaping by direct application of fluent pressure

• US Classifications

  • 431 - Combustion
  • 029 - Metal working