1234690

Information

• Patent Grant
• 1234690

• References
• Source

• Patent Number

  1,234,690

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1917
  107 years ago

• CPC

  • E01B29/11 - Removal involving destruction of the sleeper
  • Y10T83/6985 - Of arcuately oscillating tool
  • Y10T83/7788 - Tool carrier oscillated or rotated

• US Classifications

  • 083 - Cutting