1670714

Information

• Patent Grant
• 1670714

• References
• Source

• Patent Number

  1,670,714

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1928
  96 years ago

• CPC

  • B02C7/184 - with vertical axis

• US Classifications

  • 241 - Solid material comminution or disintegration