1689001

Information

• Patent Grant
• 1689001

• References
• Source

• Patent Number

  1,689,001

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1928
  95 years ago

• CPC

  • E05F3/16 - with friction brakes
  • Y10T16/285 - Spring and gear

• US Classifications

  • 016 - Miscellaneous hardware