617937

Information

• Patent Grant
• 617937

• References
• Source

• Patent Number

  617,937

• Date Filed

  Not available

• Date Issued

  Tuesday, January 17, 1899
  126 years ago

• CPC

  • A01J15/16 - Details Accessories

• US Classifications

  • 116 - Signals and indicators
  • 235 - Registers