3368918

Information

• Patent Grant
• 3368918

• References
• Source

• Patent Number

  3,368,918

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1968
  57 years ago

• CPC

  • G01N29/0636 - with permanent recording

• US Classifications

  • 427 - Coating processes
  • 252 - Compositions
  • 346 - Recorders