1394498

Information

• Patent Grant
• 1394498

• References
• Source

• Patent Number

  1,394,498

• Date Filed

  Not available

• Date Issued

  Tuesday, October 18, 1921
  103 years ago

• CPC

  • E06C5/20 - using hand-power

• US Classifications

  • 182 - Fire escape, ladder, or scaffold