2298258

Information

• Patent Grant
• 2298258

• References
• Source

• Patent Number

  2,298,258

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1942
  82 years ago

• CPC

  • B28C9/0481 - with means for loading the material from ground level to the mixing device
  • E21B33/02 - Surface sealing or packing

• US Classifications

  • 366 - Agitating