1836670

Information

• Patent Grant
• 1836670

• References
• Source

• Patent Number

  1,836,670

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1931
  93 years ago

• CPC

  • E05G7/002 - Security barriers for bank teller windows
  • E05G2700/02 - Strong boxes, wall safes

• US Classifications

  • 109 - Safes, bank protection, or a related device