1514936

Information

• Patent Grant
• 1514936

• References
• Source

• Patent Number

  1,514,936

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1924
  100 years ago

• CPC

  • C04B40/024 - Steam hardening
  • Y10S264/43 - Processes of curing clay and concrete materials

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 138 - Pipes and tubular conduits