3142943

Information

• Patent Grant
• 3142943

• References
• Source

• Patent Number

  3,142,943

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1964
  60 years ago

• CPC

  • B24D15/088 - with whetting leather

• US Classifications

  • 451 - Abrading
  • 434 - Education and demonstration