3600898

Information

• Patent Grant
• 3600898

• References
• Source

• Patent Number

  3,600,898

• Date Filed

  Not available

• Date Issued

  Tuesday, August 24, 1971
  53 years ago

• CPC

  • F16L1/126 - on or close to the surface
  • F16L1/168 - under ice

• US Classifications

  • 405 - Hydraulic and earth engineering