1800666

Information

• Patent Grant
• 1800666

• References
• Source

• Patent Number

  1,800,666

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1931
  93 years ago

• CPC

  • B28C7/028 - by counting the number of revolutions performed, or by measuring the mixing time

• US Classifications

  • 116 - Signals and indicators
  • 366 - Agitating