1763828

Information

• Patent Grant
• 1763828

• References
• Source

• Patent Number

  1,763,828

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1930
  94 years ago

• CPC

  • B25B13/30 - by screw or nut

• US Classifications

  • 081 - Tools
  • 269 - Work holders