2434390

Information

• Patent Grant
• 2434390

• References
• Source

• Patent Number

  2,434,390

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1948
  77 years ago

• CPC

  • G04B37/064 - by a tirette
  • G04B37/10 - of winding stems

• US Classifications

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