3881856

Information

• Patent Grant
• 3881856

• References
• Source

• Patent Number

  3,881,856

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1975
  49 years ago

• CPC

  • B28B7/42 - for heating or cooling
  • B28B7/02 - Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article
  • B28B7/243 - for making plates, panels or similar sheet- or disc-shaped objects

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 249 - Static molds