3844521

Information

• Patent Grant
• 3844521

• References
• Source

• Patent Number

  3,844,521

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1974
  50 years ago

• CPC

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

• US Classifications

  • 248 - Supports
  • 269 - Work holders
  • 355 - Photocopying