507467

Information

• Patent Grant
• 507467

• References
• Source

• Patent Number

  507,467

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1893
  131 years ago

• CPC

  • B21K1/42 - pulleys
  • Y10T29/49453 - Pulley making

• US Classifications

  • 029 - Metal working
  • 474 - Endless belt power transmission systems or components