3842632

Information

• Patent Grant
• 3842632

• References
• Source

• Patent Number

  3,842,632

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1974
  50 years ago

• CPC

  • B21J7/16 - in rotary arrangements
  • B21K5/02 - drilling-tools or other for making or working on holes
  • A61C3/02 - Tooth drilling or cutting instruments Instruments acting like a sandblast machine

• US Classifications

  • 072 - Metal deforming
  • 433 - Dentistry