1374594

Information

• Patent Grant
• 1374594

• References
• Source

• Patent Number

  1,374,594

• Date Filed

  Not available

• Date Issued

  Tuesday, April 12, 1921
  103 years ago

• CPC

  • B42F13/34 - with the rods locking in the tubes

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 281 - Books, strips, and leaves