747757

Information

• Patent Grant
• 747757

• References
• Source

• Patent Number

  747,757

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1903
  121 years ago

• CPC

  • E05F3/02 - with pneumatic piston brakes
  • Y10T16/281 - Pneumatic
  • Y10T16/285 - Spring and gear

• US Classifications

  • 016 - Miscellaneous hardware