2071646

Information

• Patent Grant
• 2071646

• References
• Source

• Patent Number

  2,071,646

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1937
  88 years ago

• CPC

  • B29C33/302 - Assembling a large number of mould elements to constitute one cavity
  • B29C43/021 - characterised by the shape of the surface
  • B29C2043/023 - having a plurality of grooves
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29L2031/3061 - Number plates
  • B29L2031/7176 - Letters

• US Classifications

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