2740521

Information

• Patent Grant
• 2740521

• References
• Source

• Patent Number

  2,740,521

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1956
  69 years ago

• CPC

  • B21D43/26 - Stops
  • Y10S33/03 - Photoelectric
  • Y10S209/941 - Item carrying bridge raisable to expose discharge opening

• US Classifications

  • 209 - Classifying, separating, and assorting solids
  • 033 - Geometrical instruments
  • 250 - Radiant energy