3670801

Information

• Patent Grant
• 3670801

• References
• Source

• Patent Number

  3,670,801

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1972
  52 years ago

• CPC

  • B22D11/205 - by using electric, magnetic, sonic or ultrasonic means
  • G01F23/26 - by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
  • G05D9/12 - characterised by the use of electric means

• US Classifications

  • 164 - Metal founding