2031702

Information

• Patent Grant
• 2031702

• References
• Source

• Patent Number

  2,031,702

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1936
  89 years ago

• CPC

  • F01N1/081 - by passing the gases through a mass of particles

• US Classifications

  • 181 - Acoustics