3550931

Information

• Patent Grant
• 3550931

• References
• Source

• Patent Number

  3,550,931

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1970
  54 years ago

• CPC

  • C14B11/00 - Finishing the edges of leather pieces
  • B29C53/04 - of plates or sheets
  • B29C67/0011 - for shaping plates or sheets

• US Classifications

  • 493 - Manufacturing container or tube from paper