3755521

Information

• Patent Grant
• 3755521

• References
• Source

• Patent Number

  3,755,521

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1973
  51 years ago

• CPC

  • E04C2/042 - Apparatus for handling the smaller elements or the hardenable material; bricklaying machines for prefabricated panels
  • B28B19/0053 - to tiles, bricks or the like

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes