2643213

Information

• Patent Grant
• 2643213

• References
• Source

• Patent Number

  2,643,213

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1953
  71 years ago

• CPC

  • C12P19/42 - Cobalamins
  • Y10S435/902 - Streptomyces olivaceus

• US Classifications

  • 435 - Chemistry: molecular biology and microbiology
  • 426 - Food or edible material: processes, compositions, and products