3607389

Information

• Patent Grant
• 3607389

• References
• Source

• Patent Number

  3,607,389

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1971
  53 years ago

• CPC

  • H01C17/18 - without using electric current

• US Classifications

  • 427 - Coating processes
  • 338 - Electrical resistors