3889833

Information

• Patent Grant
• 3889833

• References
• Source

• Patent Number

  3,889,833

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1975
  49 years ago

• CPC

  • B66F9/127 - Working platforms

• US Classifications

  • 414 - Material or article handling
  • 182 - Fire escape, ladder, or scaffold