1650687

Information

• Patent Grant
• 1650687

• References
• Source

• Patent Number

  1,650,687

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1927
  97 years ago

• CPC

  • B27J5/00 - Mechanical working of cork
  • Y10S264/12 - Molding styropor using steam probes continuous
  • Y10T428/24744 - Longitudinal or transverse tubular cavity or cell

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus