1697322

Information

• Patent Grant
• 1697322

• References
• Source

• Patent Number

  1,697,322

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1929
  96 years ago

• CPC

  • E21F13/065 - Scrapers

• US Classifications

  • 414 - Material or article handling
  • 105 - Railway rolling stock