3810588

Information

• Patent Grant
• 3810588

• References
• Source

• Patent Number

  3,810,588

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1974
  50 years ago

• CPC

  • B65D85/672 - on cores
  • B21C47/22 - Unwinding coils without reels or drums
  • Y10S242/918 - Web material

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 206 - Special receptacle or package