1986494

Information

• Patent Grant
• 1986494

• References
• Source

• Patent Number

  1,986,494

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1935
  89 years ago

• CPC

  • B23B31/28 - using electric or magnetic means in the chuck
  • Y10T279/1926 - Spiral cam or scroll actuated
  • Y10T279/275 - Self-contained

• US Classifications

  • 279 - Chucks or sockets