1937993

Information

• Patent Grant
• 1937993

• References
• Source

• Patent Number

  1,937,993

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1933
  91 years ago

• CPC

  • B28B7/46 - for humidifying or dehumidifying
  • B28B7/0038 - the sidewalls of mould and moulded article moving only past each other
  • B28B7/0055 - Mould pallets; Mould panels
  • B28B7/02 - Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article
  • B28B7/36 - Linings or coatings
  • Y10S425/117 - Pallet
  • Y10S425/119 - Perforated or porous

• US Classifications

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