433746

Information

• Patent Grant
• 433746

• References
• Source

• Patent Number

  433,746

• Date Filed

  Not available

• Date Issued

  Tuesday, August 5, 1890
  134 years ago

• CPC

  • G03B11/046 - for viewfinders or eyepieces
  • G03B17/10 - Soundproof bodies
  • G03B17/26 - Holders for containing light sensitive material and adapted to be inserted within the camera

• US Classifications

  • 396 - Photography