3306028

Information

• Patent Grant
• 3306028

• References
• Source

• Patent Number

  3,306,028

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1967
  57 years ago

• CPC

  • G04B31/04 - with jewel hole and cap jewel

• US Classifications

  • 368 - Horology: time measuring systems or devices