3854642

Information

• Patent Grant
• 3854642

• References
• Source

• Patent Number

  3,854,642

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1974
  50 years ago

• CPC

  • B21C47/34 - Feeding or guiding devices not specially adapted to a particular type of apparatus
  • B21C47/3416 - with lateral edge contact
  • B65G39/10 - Arrangements of rollers
  • B65H23/02 - transversely
  • B65H2301/4421 - by abutting edge

• US Classifications

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