3175641

Information

• Patent Grant
• 3175641

• References
• Source

• Patent Number

  3,175,641

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1965
  59 years ago

• CPC

  • E06C1/397 - characterised by having wheels, rollers, or runners
  • E06C5/32 - Accessories
  • Y10T16/193 - Leg elevators

• US Classifications

  • 182 - Fire escape, ladder, or scaffold
  • 016 - Miscellaneous hardware