3691823

Information

• Patent Grant
• 3691823

• References
• Source

• Patent Number

  3,691,823

• Date Filed

  Not available

• Date Issued

  Tuesday, September 19, 1972
  52 years ago

• CPC

  • G01N3/42 - by performing impressions under a steady load by indentors
  • A24C5/343 - by mechanical means

• US Classifications

  • 073 - Measuring and testing
  • 131 - Tobacco