2667628

Information

• Patent Grant
• 2667628

• References
• Source

• Patent Number

  2,667,628

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1954
  70 years ago

• CPC

  • E05B37/0044 - with telephone-type dial

• US Classifications

  • 365 - Static information storage and retrieval
  • 178 - Telegraphy
  • 235 - Registers