2079970

Information

• Patent Grant
• 2079970

• References
• Source

• Patent Number

  2,079,970

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1937
  88 years ago

• CPC

  • B44B1/02 - wherein three-dimensional copies are made
  • Y10T409/500328 - including use of tracer adapted to trigger electrical or fluid energy

• US Classifications

  • 358 - Facsimile and static presentation processing
  • 409 - Gear cutting, milling, or planing