369489

Information

• Patent Grant
• 369489

• References
• Source

• Patent Number

  369,489

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1887
  138 years ago

• CPC

  • B23B31/1602 - Individually adjustable jaws
  • Y10T279/1906 - with indicator

• US Classifications

  • 279 - Chucks or sockets
  • 033 - Geometrical instruments
  • 116 - Signals and indicators