2809804

Information

• Patent Grant
• 2809804

• References
• Source

• Patent Number

  2,809,804

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1957
  67 years ago

• CPC

  • E04G3/32 - Hoisting devices Safety devices
  • B66D1/605 - scaffolding winshes

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 182 - Fire escape, ladder, or scaffold
  • 254 - Implements or apparatus for applying pushing or pulling force