3255844

Information

• Patent Grant
• 3255844

• References
• Source

• Patent Number

  3,255,844

• Date Filed

  Not available

• Date Issued

  Tuesday, June 14, 1966
  58 years ago

• CPC

  • E01C19/34 - Power-driven rammers or tampers
  • B25D17/12 - of exhaust silencers
  • Y10S173/02 - Sound muffling

• US Classifications

  • 181 - Acoustics
  • 173 - Tool driving or impacting