3647506

Information

• Patent Grant
• 3647506

• References
• Source

• Patent Number

  3,647,506

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  53 years ago

• CPC

  • C03C17/23 - Oxides
  • C03C17/22 - with other inorganic material
  • G01K5/025 - Manufacturing of this particular type of thermometer
  • C03C2217/229 - Non-specific enumeration
  • C03C2217/288 - Sulfides
  • C03C2217/29 - Mixtures
  • C03C2218/17 - from a solid phase
  • Y10T428/24893 - including particulate material
  • Y10T428/24926 - including ceramic, glass, porcelain or quartz layer

• US Classifications

  • 427 - Coating processes
  • 065 - Glass manufacturing
  • 374 - Thermal measuring and testing
  • 428 - Stock material or miscellaneous articles