2201055

Information

• Patent Grant
• 2201055

• References
• Source

• Patent Number

  2,201,055

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1940
  85 years ago

• CPC

  • G01N7/12 - the diffusion being followed by combustion or catalytic oxidation

• US Classifications

  • 340 - Communications: electrical
  • 362 - Illumination