192236

Information

• Patent Grant
• 192236

• References
• Source

• Patent Number

  192,236

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1877
  147 years ago

• CPC

  • G01B3/40 - for external screw-threads
  • Y10S33/14 - Spline and gear

• US Classifications

  • 470 - Threaded, headed fastener, or washer making: process and apparatus