1685015

Information

• Patent Grant
• 1685015

• References
• Source

• Patent Number

  1,685,015

• Date Filed

  Not available

• Date Issued

  Tuesday, September 18, 1928
  96 years ago

• CPC

  • B66D1/7452 - driven manually only
  • B66D1/7415 - Friction drives

• US Classifications

  • 226 - Advancing material of indeterminate length
  • 182 - Fire escape, ladder, or scaffold
  • 254 - Implements or apparatus for applying pushing or pulling force