2540810

Information

• Patent Grant
• 2540810

• References
• Source

• Patent Number

  2,540,810

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1951
  74 years ago

• CPC

  • E06B3/485 - Sectional doors
  • E06B2003/7057 - with little passing through doors
  • Y10T16/55988 - including planar section perpendicular to hinge axis

• US Classifications

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