2272899

Information

• Patent Grant
• 2272899

• References
• Source

• Patent Number

  2,272,899

• Date Filed

  Not available

• Date Issued

  Tuesday, February 10, 1942
  83 years ago

• CPC

  • C01F13/00 - Compounds of radium

• US Classifications

  • 423 - Chemistry of inorganic compounds