3837427

Information

• Patent Grant
• 3837427

• References
• Source

• Patent Number

  3,837,427

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1974
  50 years ago

• CPC

  • E04G1/14 - Comprising essentially pre-assembled two-dimensional frame-like elements
  • E04G2001/155 - Platforms with an access hatch for getting through from one level to another

• US Classifications

  • 182 - Fire escape, ladder, or scaffold