1577979

Information

• Patent Grant
• 1577979

• References
• Source

• Patent Number

  1,577,979

• Date Filed

  Not available

• Date Issued

  Tuesday, March 23, 1926
  98 years ago

• CPC

  • B31C7/08 - Forming pointed cones

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 229 - Envelopes, wrappers, and paperboard boxes