2270779

Information

• Patent Grant
• 2270779

• References
• Source

• Patent Number

  2,270,779

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1942
  83 years ago

• CPC

  • C07C47/04 - Formaldehyde

• US Classifications

  • 549 - Organic compounds
  • 568 - Organic compounds