1881557

Information

• Patent Grant
• 1881557

• References
• Source

• Patent Number

  1,881,557

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1932
  92 years ago

• CPC

  • C12N1/24 - Processes using, or culture media containing, waste sulfite liquor

• US Classifications

  • 435 - Chemistry: molecular biology and microbiology
  • 071 - Chemistry: fertilizers