3382741

Information

• Patent Grant
• 3382741

• References
• Source

• Patent Number

  3,382,741

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1968
  56 years ago

• CPC

  • B23B51/009 - Stepped drills
  • B23B39/22 - with working-spindles in opposite headstocks
  • Y10T408/3792 - with means to sequentially feed tools toward work
  • Y10T408/56245 - including tool-guide [or bushing]

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool