1309056

Information

• Patent Grant
• 1309056

• References
• Source

• Patent Number

  1,309,056

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1919
  105 years ago

• CPC

  • E05F3/02 - with pneumatic piston brakes
  • Y10T16/285 - Spring and gear

• US Classifications

  • 016 - Miscellaneous hardware