3664657

Information

• Patent Grant
• 3664657

• References
• Source

• Patent Number

  3,664,657

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1972
  52 years ago

• CPC

  • A41H43/0278 - of one sheet
  • A41H43/0271 - Registering

• US Classifications

  • 270 - Sheet-material associating
  • 112 - Sewing