1489573

Information

• Patent Grant
• 1489573

• References
• Source

• Patent Number

  1,489,573

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1924
  100 years ago

• CPC

  • C11D7/02 - Inorganic compounds
  • C11D7/105 - Nitrates; Nitrites
  • C11D7/12 - Carbonates bicarbonates
  • C11D7/40 - Products in which the composition is not well defined

• US Classifications

  • 051 - Abrasive tool making process, material, or composition