469790

Information

• Patent Grant
• 469790

• References
• Source

• Patent Number

  469,790

• Date Filed

  Not available

• Date Issued

  Tuesday, March 1, 1892
  133 years ago

• CPC

  • F27D3/0024 - of metallic workpieces
  • C03B35/205 - the glass sheets being in a vertical position
  • C03B25/087 - being in a vertical position

• US Classifications

  • 414 - Material or article handling