3656391

Information

• Patent Grant
• 3656391

• References
• Source

• Patent Number

  3,656,391

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1972
  52 years ago

• CPC

  • B23D33/12 - Equipment for indicating where to cut
  • G02B21/0016 - Technical microscopes
  • Y10T83/839 - Mirror or lens

• US Classifications

  • 083 - Cutting