2399212

Information

• Patent Grant
• 2399212

• References
• Source

• Patent Number

  2,399,212

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1946
  78 years ago

• CPC

  • H02K33/08 - with dc energisation superimposed on ac energisation

• US Classifications

  • 219 - Electric heating