3547014

Information

• Patent Grant
• 3547014

• References
• Source

• Patent Number

  3,547,014

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1970
  54 years ago

• CPC

  • B28B1/093 - by means directly acting on the material
  • B28B11/0845 - for smoothing
  • B28B11/0854 - for making screw-threads or the like in the surface of the shaped article
  • E01C19/29 - Rolling apparatus adapted to apply a rolling pressure less than its weight
  • E01C19/402 - the tools being hand-guided
  • E01C19/41 - Apparatus having both rolling tools and ramming, tamping, or vibrating tools
  • E04G21/066 - making use of vibrating or jolting tools acting upon the surface of the concrete, whether or not provided with parts penetrating the concrete

• US Classifications

  • 404 - Road structure, process, or apparatus