2518633

Information

• Patent Grant
• 2518633

• References
• Source

• Patent Number

  2,518,633

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1950
  74 years ago

• CPC

  • G09F23/16 - on clocks

• US Classifications

  • 040 - Card, picture, or sign exhibiting