2151909

Information

• Patent Grant
• 2151909

• References
• Source

• Patent Number

  2,151,909

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1939
  85 years ago

• CPC

  • B24B19/265 - for bumpers

• US Classifications

  • 451 - Abrading
  • 269 - Work holders