3187652

Information

• Patent Grant
• 3187652

• References
• Source

• Patent Number

  3,187,652

• Date Filed

  Not available

• Date Issued

  Tuesday, June 8, 1965
  59 years ago

• CPC

  • G01J1/126 - for enlarging apparatus

• US Classifications

  • 396 - Photography
  • 355 - Photocopying