3677521

Information

• Patent Grant
• 3677521

• References
• Source

• Patent Number

  3,677,521

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • B66D1/605 - scaffolding winshes
  • Y10T74/19642 - Directly cooperating gears

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 074 - Machine element or mechanism