1669818

Information

• Patent Grant
• 1669818

• References
• Source

• Patent Number

  1,669,818

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1928
  96 years ago

• CPC

  • B21H5/045 - Finishing bevel gear teeth

• US Classifications

  • 072 - Metal deforming
  • 451 - Abrading