2185874

Information

• Patent Grant
• 2185874

• References
• Source

• Patent Number

  2,185,874

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1940
  85 years ago

• CPC

  • C08H8/00 - Macromolecular compounds derived from lignocellulosic materials
  • C08G10/02 - of aldehydes
  • C08L97/02 - Lignocellulosic material
  • H03C1/22 - modulating signal applied to same grid

• US Classifications

  • 348 - Television
  • 332 - Modulators