3690642

Information

• Patent Grant
• 3690642

• References
• Source

• Patent Number

  3,690,642

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • G01T5/02 - Processing of tracks Analysis of tracks
  • B23Q1/621 - a single sliding pair followed perpendicularly by a single sliding pair

• US Classifications

  • 269 - Work holders