2451713

Information

• Patent Grant
• 2451713

• References
• Source

• Patent Number

  2,451,713

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1948
  76 years ago

• CPC

  • B28B21/965 - for grooving or corrugating
  • B28B21/96 - for smoothing, roughening, corrugating or for removing burr

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 414 - Material or article handling