3670805

Information

• Patent Grant
• 3670805

• References
• Source

• Patent Number

  3,670,805

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1972
  52 years ago

• CPC

  • B22D17/203 - Injection pistons
  • Y10S425/035 - Opposed plunger

• US Classifications

  • 164 - Metal founding
  • 425 - Plastic article or earthenware shaping or treating: apparatus