3515243

Information

• Patent Grant
• 3515243

• References
• Source

• Patent Number

  3,515,243

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1970
  54 years ago

• CPC

  • E06C5/20 - using hand-power

• US Classifications

  • 182 - Fire escape, ladder, or scaffold