1330689

Information

• Patent Grant
• 1330689

• References
• Source

• Patent Number

  1,330,689

• Date Filed

  Not available

• Date Issued

  Tuesday, February 10, 1920
  104 years ago

• CPC

  • B67B7/0411 - without supporting means for assisting the pulling action
  • Y10T29/53678 - Compressing parts together face to face

• US Classifications

  • 081 - Tools
  • 029 - Metal working
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener