1975483

Information

• Patent Grant
• 1975483

• References
• Source

• Patent Number

  1,975,483

• Date Filed

  Not available

• Date Issued

  Tuesday, October 2, 1934
  90 years ago

• CPC

  • F01N1/20 - having oscillating or vibrating movement
  • Y10S55/21 - Silencer cleaner

• US Classifications

  • 181 - Acoustics
  • 055 - Gas separation
  • 138 - Pipes and tubular conduits