1686782

Information

• Patent Grant
• 1686782

• References
• Source

• Patent Number

  1,686,782

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1928
  96 years ago

• CPC

  • H01B7/428 - Heat conduction

• US Classifications

  • 174 - Electricity: conductors and insulators