2644220

Information

• Patent Grant
• 2644220

• References
• Source

• Patent Number

  2,644,220

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1953
  71 years ago

• CPC

  • B28B7/0094 - Moulds for concrete test samples
  • B28B1/04 - by tamping or ramming
  • G01N1/04 - in the solid state
  • Y10S249/04 - Test mold

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 073 - Measuring and testing
  • 249 - Static molds