1622294

Information

• Patent Grant
• 1622294

• References
• Source

• Patent Number

  1,622,294

• Date Filed

  Not available

• Date Issued

  Tuesday, March 29, 1927
  97 years ago

• CPC

  • B28C9/0454 - Self-contained units
  • B28C5/1246 - with feeding devices

• US Classifications

  • 366 - Agitating