2780850

Information

• Patent Grant
• 2780850

• References
• Source

• Patent Number

  2,780,850

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1957
  68 years ago

• CPC

  • E04B9/242 - with separate retaining elements
  • E04F13/0823 - piercing the side faces of the covering elements
  • Y10T24/3427 - Clasp

• US Classifications

  • 052 - Static structures
  • 024 - Buckles, buttons, clasps, etc.