2686689

Information

• Patent Grant
• 2686689

• References
• Source

• Patent Number

  2,686,689

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1954
  71 years ago

• CPC

  • E21B31/007 - fishing tools with means for attaching comprising fusing or sticking
  • E21B27/00 - Containers for collecting or depositing substances in boreholes or wells

• US Classifications

  • 166 - Wells
  • 073 - Measuring and testing
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 294 - Handling: hand and hoist-line implements