1470027

Information

• Patent Grant
• 1470027

• References
• Source

• Patent Number

  1,470,027

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1923
  101 years ago

• CPC

  • G21G4/10 - with radium emanation

• US Classifications

  • 252 - Compositions
  • 250 - Radiant energy
  • 261 - Gas and liquid contact apparatus