1721561

Information

• Patent Grant
• 1721561

• References
• Source

• Patent Number

  1,721,561

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1929
  95 years ago

• CPC

  • F16B15/00 - Nails Staples
  • Y10S411/912 - Antisplitting fastener

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener