1401692

Information

• Patent Grant
• 1401692

• References
• Source

• Patent Number

  1,401,692

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1921
  103 years ago

• CPC

  • G06G1/04 - characterised by construction
  • G06G1/0078 - for calculating interests

• US Classifications

  • 235 - Registers
  • 040 - Card, picture, or sign exhibiting
  • 283 - Printed matter