2256200

Information

• Patent Grant
• 2256200

• References
• Source

• Patent Number

  2,256,200

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1941
  83 years ago

• CPC

  • G04B37/081 - Complete encasings for wrist or pocket watches also comprising means for hermetic sealing of the winding stem and crown
  • G04B37/055 - with shock damping means including the winding stem
  • G04B37/225 - Non-metallic cases

• US Classifications

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