394678

Information

• Patent Grant
• 394678

• References
• Source

• Patent Number

  394,678

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1888
  136 years ago

• CPC

  • B21G3/12 - Upsetting Forming heads
  • A01L7/10 - Horseshoe nails
  • Y10S411/923 - Nail, spike or tack having specific head structure

• US Classifications

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