1812539

Information

• Patent Grant
• 1812539

• References
• Source

• Patent Number

  1,812,539

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1931
  93 years ago

• CPC

  • B61D7/08 - with openings capable of discharging only outside the wheels
  • B61D7/10 - the discharge being assisted by tipping the bottom

• US Classifications

  • 105 - Railway rolling stock
  • 298 - Land vehicles: dumping