3780925

Information

• Patent Grant
• 3780925

• References
• Source

• Patent Number

  3,780,925

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1973
  50 years ago

• CPC

  • B65H27/00 - Special constructions of feed or guide rollers and surfaces thereof
  • B41F22/00 - Means preventing smudging of machine parts or printed articles
  • B65H2404/1385 - built up out of spar elements
  • B65H2404/1441 - involving controlled actuator
  • B65H2601/251 - Smearing

• US Classifications

  • 226 - Advancing material of indeterminate length
  • 101 - Printing
  • 242 - Winding, tensioning, or guiding