2891274

Information

• Patent Grant
• 2891274

• References
• Source

• Patent Number

  2,891,274

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1959
  65 years ago

• CPC

  • E05F1/1269 - with a traction spring
  • Y10T16/53836 - Over-center spring or linkage travel [e.g., "holdback hinge"]

• US Classifications

  • 016 - Miscellaneous hardware
  • 160 - Flexible or portable closure, partition, or panel