3790274

Information

• Patent Grant
• 3790274

• References
• Source

• Patent Number

  3,790,274

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1974
  51 years ago

• CPC

  • G03B27/56 - Mounting enlarger head on column Mounting reproduction camera on column

• US Classifications

  • 355 - Photocopying