1131231

Information

• Patent Grant
• 1131231

• References
• Source

• Patent Number

  1,131,231

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1915
  110 years ago

• CPC

  • A47J43/255 - with grating discs or drums
  • B02C18/26 - with knives which both reciprocate and rotate

• US Classifications

  • 241 - Solid material comminution or disintegration