1272474

Information

• Patent Grant
• 1272474

• References
• Source

• Patent Number

  1,272,474

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1918
  106 years ago

• CPC

  • B24B9/14 - of optical work
  • Y10S29/074 - Partial immersion of cutter
  • Y10S29/089 - Gas entrained liquid supply

• US Classifications

  • 451 - Abrading
  • 029 - Metal working
  • 125 - Stone working