2002477

Information

• Patent Grant
• 2002477

• References
• Source

• Patent Number

  2,002,477

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1935
  89 years ago

• CPC

  • B61L5/1854 - Mounting and focussing of the light source in a lamp, fixing means

• US Classifications

  • 362 - Illumination
  • 356 - Optics: measuring and testing