2806328

Information

• Patent Grant
• 2806328

• References
• Source

• Patent Number

  2,806,328

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1957
  67 years ago

• CPC

  • A61C1/07 - with vibratory drive
  • B44B3/005 - characterised by the power drive

• US Classifications

  • 451 - Abrading
  • 072 - Metal deforming
  • 310 - Electrical generator or motor structure
  • 318 - Electricity: motive power systems
  • 367 - Communications, electrical: acoustic wave systems and devices
  • 433 - Dentistry