2997003

Information

• Patent Grant
• 2997003

• References
• Source

• Patent Number

  2,997,003

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1961
  63 years ago

• CPC

  • B65G9/002 - Load-carriers, rollers therefor
  • Y10T16/355 - with antifriction means

• US Classifications

  • 104 - Railways
  • 016 - Miscellaneous hardware
  • 040 - Card, picture, or sign exhibiting
  • 105 - Railway rolling stock