2113415

Information

• Patent Grant
• 2113415

• References
• Source

• Patent Number

  2,113,415

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1938
  87 years ago

• CPC

  • G09F21/046 - using the shaking brought about by the locomotion of the vehicle

• US Classifications

  • 040 - Card, picture, or sign exhibiting