1378718

Information

• Patent Grant
• 1378718

• References
• Source

• Patent Number

  1,378,718

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1921
  103 years ago

• CPC

  • E05D13/14 - with weights
  • Y10T16/635 - Sash and cord
  • Y10T16/66 - Chain

• US Classifications

  • 016 - Miscellaneous hardware