1762821

Information

• Patent Grant
• 1762821

• References
• Source

• Patent Number

  1,762,821

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1930
  94 years ago

• CPC

  • E05D13/1276 - with coiled ribbon springs
  • Y10T16/641 - Drum and cord
  • Y10T16/706 - Casings

• US Classifications

  • 016 - Miscellaneous hardware