3643989

Information

• Patent Grant
• 3643989

• References
• Source

• Patent Number

  3,643,989

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • F16B7/0446 - for tubes using the innerside thereof
  • E06B3/9681 - by press fit or adhesion
  • Y10T403/4949 - Deforming component is inserted section
  • Y10T403/55 - Member ends joined by inserted section
  • Y10T403/555 - Angle section

• US Classifications

  • 403 - Joints and connections
  • 160 - Flexible or portable closure, partition, or panel