3789954

Information

• Patent Grant
• 3789954

• References
• Source

• Patent Number

  3,789,954

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1974
  50 years ago

• CPC

  • F01N1/10 - in combination with sound-absorbing materials
  • F01B31/005 - Silencing equipment
  • F01N2450/18 - by using quick-active type locking mechanisms

• US Classifications

  • 181 - Acoustics
  • 417 - Pumps