2747249

Information

• Patent Grant
• 2747249

• References
• Source

• Patent Number

  2,747,249

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1956
  68 years ago

• CPC

  • B28B21/88 - adjustable, collapsible or expansible
  • B28B21/60 - prestressed reinforcements

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 249 - Static molds