1889040

Information

• Patent Grant
• 1889040

• References
• Source

• Patent Number

  1,889,040

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1932
  92 years ago

• CPC

  • B24D9/06 - able to be stripped-off from a built-in delivery spool

• US Classifications

  • 451 - Abrading