256490

Information

• Patent Grant
• 256490

• References
• Source

• Patent Number

  256,490

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1882
  143 years ago

• CPC

  • B23D7/00 - Planing or slotting machines characterised only by constructional features of particular parts
  • Y10T409/503772 - including rack driven infeed means

• US Classifications

  • 409 - Gear cutting, milling, or planing