3803774

Information

• Patent Grant
• 3803774

• References
• Source

• Patent Number

  3,803,774

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1974
  50 years ago

• CPC

  • C30B33/00 - After-treatment of single crystals or homogeneous polycrystalline material with defined structure
  • B24B7/162 - for mass articles
  • H01L41/337 - by polishing or grinding
  • H03H3/02 - for the manufacture of piezo-electric or electrostrictive resonators or networks

• US Classifications

  • 451 - Abrading