1539213

Information

• Patent Grant
• 1539213

• References
• Source

• Patent Number

  1,539,213

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1925
  99 years ago

• CPC

  • F16B39/128 - by means of eccentrical or spiral interengaging parts
  • Y10S411/945 - Cross key

• US Classifications

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