2658731

Information

• Patent Grant
• 2658731

• References
• Source

• Patent Number

  2,658,731

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1953
  71 years ago

• CPC

  • B28C7/028 - by counting the number of revolutions performed, or by measuring the mixing time
  • B28C5/422 - Controlling or measuring devices
  • G07C3/12 - in graphical form

• US Classifications

  • 346 - Recorders
  • 200 - Electricity: circuit makers and breakers