2474937

Information

• Patent Grant
• 2474937

• References
• Source

• Patent Number

  2,474,937

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1949
  76 years ago

• CPC

  • B28B1/04 - by tamping or ramming
  • E01C19/32 - Hand-held hand-actuated rammers or tampers
  • 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
  • 416 - Fluid reaction surfaces