2239518

Information

• Patent Grant
• 2239518

• References
• Source

• Patent Number

  2,239,518

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1941
  83 years ago

• CPC

  • B60B39/023 - related to metering valves
  • B60B39/04 - the material being granular

• US Classifications

  • 291 - Track sanders