1478900

Information

• Patent Grant
• 1478900

• References
• Source

• Patent Number

  1,478,900

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1923
  101 years ago

• CPC

  • B23D33/04 - for making circular cuts
  • Y10T82/16196 - Rotary shear pair

• US Classifications

  • 082 - Turning
  • 269 - Work holders