3621648

Information

• Patent Grant
• 3621648

• References
• Source

• Patent Number

  3,621,648

• Date Filed

  Not available

• Date Issued

  Tuesday, November 23, 1971
  53 years ago

• CPC

  • G04B47/003 - Mounting in and combined with adjustable indicating means
  • G04B19/25306 - Independent date indicating devices activated by hand or by clockwork

• US Classifications

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