1850939

Information

• Patent Grant
• 1850939

• References
• Source

• Patent Number

  1,850,939

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1932
  92 years ago

• CPC

  • B28B11/125 - Cutting-off protruding ridges, also profiled cutting
  • B28B11/18 - for removing burr

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus