3902287

Information

• Patent Grant
• 3902287

• References
• Source

• Patent Number

  3,902,287

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • E04G21/161 - Handling units comprising at least considerable parts of two sides of a room or like enclosed space
  • E04B1/34869 - Elements for special technical purposes

• US Classifications

  • 052 - Static structures
  • D25 - Building units and construction elements