1665845

Information

• Patent Grant
• 1665845

• References
• Source

• Patent Number

  1,665,845

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1928
  96 years ago

• CPC

  • H01F27/14 - Expansion chambers Oil conservators Gas cushions Arrangements for purifying, drying, or filling
  • C10M175/0008 - with the use of adsorbentia
  • C10M2201/102 - Silicates
  • C10N2240/201 - Dielectrics or insulators
  • C10N2240/202 - for electric contacts

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 208 - Mineral oils: processes and products
  • 252 - Compositions
  • 336 - Inductor devices