2221594

Information

• Patent Grant
• 2221594

• References
• Source

• Patent Number

  2,221,594

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1940
  85 years ago

• CPC

  • G04B47/006 - combined with a lighter

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 248 - Supports
  • 968 - Horology