2831461

Information

• Patent Grant
• 2831461

• References
• Source

• Patent Number

  2,831,461

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1958
  66 years ago

• CPC

  • E02D3/061 - Tampers with directly acting explosion chambers
  • E01C19/34 - Power-driven rammers or tampers
  • E02D7/10 - with pressure-actuated hammer

• US Classifications

  • 091 - Motors: expansible chamber type