2938438

Information

• Patent Grant
• 2938438

• References
• Source

• Patent Number

  2,938,438

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1960
  64 years ago

• CPC

  • E02D3/074 - Vibrating apparatus operating with systems involving rotary unbalanced masses
  • E01C19/41 - Apparatus having both rolling tools and ramming, tamping, or vibrating tools

• US Classifications

  • 404 - Road structure, process, or apparatus
  • 366 - Agitating
  • 418 - Rotary expansible chamber devices