1381257

Information

• Patent Grant
• 1381257

• References
• Source

• Patent Number

  1,381,257

• Date Filed

  Not available

• Date Issued

  Tuesday, June 14, 1921
  103 years ago

• CPC

  • A44C5/2028 - with spring closure means
  • Y10T24/45728 - Blocking removal of formation on projection from complementary formation on side wall of cavity

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.