2147202

Information

• Patent Grant
• 2147202

• References
• Source

• Patent Number

  2,147,202

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1939
  86 years ago

• CPC

  • F04C2/101 - with a crescent-shaped filler element, located between the inner and outer intermeshing members
  • B04B1/2016 - Driving control or mechanisms; Arrangement of transmission gearing
  • C03C4/00 - Compositions for glass with special properties
  • C03C2204/06 - opacified by gas

• US Classifications

  • 501 - Compositions: ceramic