1717996

Information

• Patent Grant
• 1717996

• References
• Source

• Patent Number

  1,717,996

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1929
  95 years ago

• CPC

  • B28B1/082 - combined with a vacuum
  • Y10S264/78 - Processes of molding using vacuum

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus