3091287

Information

• Patent Grant
• 3091287

• References
• Source

• Patent Number

  3,091,287

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1963
  61 years ago

• CPC

  • B61D19/002 - specially adapted for grain cars
  • Y10T292/1099 - Screw

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 248 - Supports
  • 292 - Closure fasteners