1858707

Information

• Patent Grant
• 1858707

• References
• Source

• Patent Number

  1,858,707

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1932
  92 years ago

• CPC

  • E02D7/04 - Hand (-actuated) pile-drivers
  • E01C19/36 - with direct-acting explosion chambers

• US Classifications

  • 173 - Tool driving or impacting
  • 123 - Internal-combustion engines