1668519

Information

• Patent Grant
• 1668519

• References
• Source

• Patent Number

  1,668,519

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1928
  96 years ago

• CPC

  • A44B7/00 - Cards for buttons, collar-studs, or sleeve-links
  • Y10T24/3609 - Multiple attachment
  • Y10T24/45958 - Plural distinct cavities or projections

• US Classifications

  • 112 - Sewing
  • 024 - Buckles, buttons, clasps, etc.
  • 033 - Geometrical instruments
  • 206 - Special receptacle or package