1927469

Information

• Patent Grant
• 1927469

• References
• Source

• Patent Number

  1,927,469

• Date Filed

  Not available

• Date Issued

  Tuesday, September 19, 1933
  91 years ago

• CPC

  • E06C7/187 - Guiding rail
  • A47L3/04 - Safety ropes

• US Classifications

  • 182 - Fire escape, ladder, or scaffold