3307991

Information

• Patent Grant
• 3307991

• References
• Source

• Patent Number

  3,307,991

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1967
  57 years ago

• CPC

  • B65H81/04 - by feeding material obliquely to the axis of the core

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 242 - Winding, tensioning, or guiding