2809477

Information

• Patent Grant
• 2809477

• References
• Source

• Patent Number

  2,809,477

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1957
  67 years ago

• CPC

  • B24D15/085 - with reciprocating whetstones

• US Classifications

  • 076 - Metal tools and implements, making
  • 030 - Cutlery
  • 294 - Handling: hand and hoist-line implements
  • 451 - Abrading