3335522

Information

• Patent Grant
• 3335522

• References
• Source

• Patent Number

  3,335,522

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1967
  57 years ago

• CPC

  • B61D19/002 - specially adapted for grain cars
  • B61D19/001 - for wagons or vans

• US Classifications

  • 049 - Movable or removable closures
  • 052 - Static structures
  • 160 - Flexible or portable closure, partition, or panel