1832539

Information

• Patent Grant
• 1832539

• References
• Source

• Patent Number

  1,832,539

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1931
  93 years ago

• CPC

  • B24B3/48 - of razor blades or razors
  • Y10S76/09 - Razor blade sharpeners

• US Classifications

  • 451 - Abrading
  • 076 - Metal tools and implements, making