3139655

Information

• Patent Grant
• 3139655

• References
• Source

• Patent Number

  3,139,655

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1964
  60 years ago

• CPC

  • B22D17/14 - Machines with evacuated die cavity
  • Y10S164/09 - Piston-vacuum

• US Classifications

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