2161379

Information

• Patent Grant
• 2161379

• References
• Source

• Patent Number

  2,161,379

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1939
  85 years ago

• CPC

  • E04G17/0657 - fully recoverable
  • E04G17/0652 - fully recoverable

• US Classifications

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