1321139

Information

• Patent Grant
• 1321139

• References
• Source

• Patent Number

  1,321,139

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1919
  106 years ago

• CPC

  • B28D1/003 - Multipurpose machines; Equipment therefor
  • B24B7/228 - for grinding thin, brittle parts
  • Y10T83/4577 - Work fed successively to plural tools
  • Y10T83/6484 - Punch or die station
  • Y10T83/6486 - Notcher or pinker station
  • Y10T83/6571 - With means to store work articles
  • Y10T83/6601 - Bevel cutting tool

• US Classifications

  • 451 - Abrading
  • 083 - Cutting
  • 101 - Printing