2161176

Information

• Patent Grant
• 2161176

• References
• Source

• Patent Number

  2,161,176

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1939
  85 years ago

• CPC

  • E01D19/043 - Roller bearings
  • E01D1/00 - Bridges in general

• US Classifications

  • 052 - Static structures
  • 014 - Bridges