3662459

Information

• Patent Grant
• 3662459

• References
• Source

• Patent Number

  3,662,459

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1972
  52 years ago

• CPC

  • G01R29/22 - Measuring piezo-electric properties
  • H03D3/16 - by means of electromechanical resonators
  • Y10T29/42 - Piezoelectric device making
  • Y10T29/49004 - including measuring or testing of device or component part

• US Classifications

  • 029 - Metal working
  • 329 - Demodulators
  • 427 - Coating processes