3905172

Information

• Patent Grant
• 3905172

• References
• Source

• Patent Number

  3,905,172

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1975
  49 years ago

• CPC

  • E04F15/047 - with a butcher-block like top surface
  • Y10T29/49789 - Obtaining plural product pieces from unitary workpiece
  • Y10T29/49798 - Dividing sequentially from leading end, e.g., by cutting or breaking

• US Classifications

  • 052 - Static structures
  • 029 - Metal working
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 404 - Road structure, process, or apparatus
  • D25 - Building units and construction elements