1353902

Information

• Patent Grant
• 1353902

• References
• Source

• Patent Number

  1,353,902

• Date Filed

  Not available

• Date Issued

  Tuesday, September 28, 1920
  104 years ago

• CPC

  • B24B15/08 - for grinding co-operating seat surfaces by moving one over the other
  • Y10T74/18448 - Mutilated gearing connections
  • Y10T74/19195 - Progressive

• US Classifications

  • 074 - Machine element or mechanism
  • 081 - Tools
  • 451 - Abrading