3776661

Information

• Patent Grant
• 3776661

• References
• Source

• Patent Number

  3,776,661

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1973
  51 years ago

• CPC

  • H01H35/2678 - Means to isolate oscillating component of pressure
  • F04B49/022 - by means of pressure
  • G05D9/12 - characterised by the use of electric means

• US Classifications

  • 417 - Pumps