3680993

Information

• Patent Grant
• 3680993

• References
• Source

• Patent Number

  3,680,993

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1972
  52 years ago

• CPC

  • B30B15/06 - Platens or press rams
  • B28B3/027 - using a bottom press ram actuated upwardly towards mould covers
  • B28B3/083 - The juxtaposed rams working in the same direction
  • B30B1/32 - by plungers under fluid pressure

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus