3331175

Information

• Patent Grant
• 3331175

• References
• Source

• Patent Number

  3,331,175

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1967
  57 years ago

• CPC

  • B28B19/0007 - for producing articles with exposed aggregate

• US Classifications

  • 052 - Static structures
  • 249 - Static molds
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • D25 - Building units and construction elements