931439

Information

• Patent Grant
• 931439

• References
• Source

• Patent Number

  931,439

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1909
  115 years ago

• CPC

  • E01D15/005 - Movable bridges in general ; Constructional elements peculiar to movable bridges

• US Classifications

  • 014 - Bridges