1887154

Information

• Patent Grant
• 1887154

• References
• Source

• Patent Number

  1,887,154

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1932
  92 years ago

• CPC

  • B24B5/28 - for grinding outer surfaces concentrically to bores, involving additional centering means

• US Classifications

  • 451 - Abrading
  • 414 - Material or article handling