3691775

Information

• Patent Grant
• 3691775

• References
• Source

• Patent Number

  3,691,775

• Date Filed

  Not available

• Date Issued

  Tuesday, September 19, 1972
  52 years ago

• CPC

  • E21F13/10 - Anchorings for conveyors

• US Classifications

  • 405 - Hydraulic and earth engineering