2489899

Information

• Patent Grant
• 2489899

• References
• Source

• Patent Number

  2,489,899

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1949
  75 years ago

• CPC

  • G01G13/2857 - Arrangements for compensating for material suspended at cut-off
  • G01G23/361 - using photoelectric cells

• US Classifications

  • 177 - Weighing scales
  • 235 - Registers