476239

Information

• Patent Grant
• 476239

• References
• Source

• Patent Number

  476,239

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1892
  132 years ago

• CPC

  • F21V1/16 - characterised by the material
  • F21V1/18 - the material being paper
  • F21V17/007 - with provision for shipment or storage

• US Classifications

  • 362 - Illumination