1787111

Information

• Patent Grant
• 1787111

• References
• Source

• Patent Number

  1,787,111

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1930
  94 years ago

• CPC

  • E05D13/14 - with weights
  • Y10T16/63 - Cord and counterweight
  • Y10T16/767 - Weight and wheel

• US Classifications

  • 016 - Miscellaneous hardware