1503149

Information

• Patent Grant
• 1503149

• References
• Source

• Patent Number

  1,503,149

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1924
  100 years ago

• CPC

  • A01F11/06 - for maize
  • F24H9/1854 - for air heaters

• US Classifications

  • 460 - Crop threshing or separating