1403316

Information

• Patent Grant
• 1403316

• References
• Source

• Patent Number

  1,403,316

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1922
  103 years ago

• CPC

  • E01H8/105 - Pneumatically or hydraulically loosening, removing or dislodging undesirable matter

• US Classifications

  • 037 - Excavating