3869156

Information

• Patent Grant
• 3869156

• References
• Source

• Patent Number

  3,869,156

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1975
  50 years ago

• CPC

  • F16L37/252 - the male part having lugs on its periphery penetrating in the corresponding slots provided in the female part
  • F16L21/08 - with additional locking means
  • Y10T24/44282 - having equally spaced or continual gripping faces revolving about central axis

• US Classifications

  • 285 - Pipe joints or couplings
  • 024 - Buckles, buttons, clasps, etc.
  • 439 - Electrical connectors