2091826

Information

• Patent Grant
• 2091826

• References
• Source

• Patent Number

  2,091,826

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1937
  87 years ago

• CPC

  • H01J29/866 - Devices for introducing a recording support into the vessel

• US Classifications

  • 396 - Photography
  • 242 - Winding, tensioning, or guiding
  • 324 - Electricity: measuring and testing
  • 346 - Recorders