1972160

Information

• Patent Grant
• 1972160

• References
• Source

• Patent Number

  1,972,160

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1934
  90 years ago

• CPC

  • B24B47/20 - relating to feed movement
  • Y10S29/068 - Hollow spindle contains
  • Y10T74/18088 - Rack and pinion type

• US Classifications

  • 451 - Abrading
  • 029 - Metal working
  • 074 - Machine element or mechanism