2988815

Information

• Patent Grant
• 2988815

• References
• Source

• Patent Number

  2,988,815

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1961
  63 years ago

• CPC

  • A61C1/02 - characterised by the drive of the dental tools

• US Classifications

  • 433 - Dentistry
  • D24 - Medical and laboratory equipment