2320509

Information

• Patent Grant
• 2320509

• References
• Source

• Patent Number

  2,320,509

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1943
  81 years ago

• CPC

  • E21B33/02 - Surface sealing or packing
  • B28C9/004 - Making slurries
  • B28C9/0436 - Plant adapted for mixing material lying in sectors on the ground

• US Classifications

  • 366 - Agitating