2147357

Information

• Patent Grant
• 2147357

• References
• Source

• Patent Number

  2,147,357

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1939
  85 years ago

• CPC

  • F16B13/128 - with extending protrusions
  • F16B13/124 - fastened by inserting a threaded element

• US Classifications

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