1833198

Information

• Patent Grant
• 1833198

• References
• Source

• Patent Number

  1,833,198

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1931
  93 years ago

• CPC

  • E01F9/541 - Kerbs

• US Classifications

  • 040 - Card, picture, or sign exhibiting