3199431

Information

• Patent Grant
• 3199431

• References
• Source

• Patent Number

  3,199,431

• Date Filed

  Not available

• Date Issued

  Tuesday, August 10, 1965
  60 years ago

• CPC

  • G03D13/08 - Devices for holding exposed material Devices for supporting exposed material

• US Classifications

  • 396 - Photography