2510306

Information

• Patent Grant
• 2510306

• References
• Source

• Patent Number

  2,510,306

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1950
  74 years ago

• CPC

  • G03B17/52 - of the Land type
  • Y10T225/239 - Liquid-, gas-, or light-tight work passage
  • Y10T225/297 - With means to facilitate lead-end grasping

• US Classifications

  • 396 - Photography
  • 225 - Severing by tearing or breaking