1470489

Information

• Patent Grant
• 1470489

• References
• Source

• Patent Number

  1,470,489

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1923
  101 years ago

• CPC

  • E06C1/345 - specially adapted to be installed parallel to the roof surface
  • E06C7/488 - Supports specially adapted to attach a ladder to a ridge of a roof
  • Y10T24/3452 - and adjustment means

• US Classifications

  • 248 - Supports
  • 024 - Buckles, buttons, clasps, etc.
  • 182 - Fire escape, ladder, or scaffold