1649100

Information

• Patent Grant
• 1649100

• References
• Source

• Patent Number

  1,649,100

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1927
  97 years ago

• CPC

  • B22D31/005 - Sealing or impregnating porous castings
  • Y10T29/49993 - Filling of opening

• US Classifications

  • 106 - Compositions: coating or plastic
  • 029 - Metal working
  • 148 - Metal treatment
  • 501 - Compositions: ceramic