3149219

Information

• Patent Grant
• 3149219

• References
• Source

• Patent Number

  3,149,219

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1964
  60 years ago

• CPC

  • B23H1/00 - Electrical discharge machining
  • Y10T409/300504 - Plural cutters or work holders

• US Classifications

  • 219 - Electric heating
  • 409 - Gear cutting, milling, or planing