2233516

Information

• Patent Grant
• 2233516

• References
• Source

• Patent Number

  2,233,516

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1941
  83 years ago

• CPC

  • E06B9/78 - for direct manual operation
  • E06B2009/425 - Pull chain or cord attached to bottom edge of screen
  • Y10T16/50 - Swinging

• US Classifications

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