401804

Information

• Patent Grant
• 401804

• References
• Source

• Patent Number

  401,804

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1889
  135 years ago

• CPC

  • B22C9/28 - for wheels, rolls, or rollers
  • Y10S164/14 - Wheel

• US Classifications

  • 249 - Static molds
  • 164 - Metal founding