1778837

Information

• Patent Grant
• 1778837

• References
• Source

• Patent Number

  1,778,837

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1930
  94 years ago

• CPC

  • B28C5/4286 - with mixing screw-blades

• US Classifications

  • 366 - Agitating