3474972

Information

• Patent Grant
• 3474972

• References
• Source

• Patent Number

  3,474,972

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1969
  55 years ago

• CPC

  • D21D1/32 - Hammer mills

• US Classifications

  • 241 - Solid material comminution or disintegration