3020797

Information

• Patent Grant
• 3020797

• References
• Source

• Patent Number

  3,020,797

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1962
  63 years ago

• CPC

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

• US Classifications

  • 355 - Photocopying