3547428

Information

• Patent Grant
• 3547428

• References
• Source

• Patent Number

  3,547,428

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1970
  55 years ago

• CPC

  • C30B13/285 - Crystal holders
  • Y10T403/368 - Screw or cam
  • Y10T403/5781 - Bolted

• US Classifications

  • 269 - Work holders
  • 403 - Joints and connections