1978354

Information

• Patent Grant
• 1978354

• References
• Source

• Patent Number

  1,978,354

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1934
  90 years ago

• CPC

  • B23C1/025 - with working-spindle movable in a fixed position
  • Y10T409/304984 - Adapted to electrically stimulate control
  • Y10T409/305376 - Vertically

• US Classifications

  • 409 - Gear cutting, milling, or planing