3902212

Information

• Patent Grant
• 3902212

• References
• Source

• Patent Number

  3,902,212

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • E01D21/105 - Balanced cantilevered erection

• US Classifications

  • 014 - Bridges
  • 052 - Static structures
  • 212 - Traversing hoists