1857615

Information

• Patent Grant
• 1857615

• References
• Source

• Patent Number

  1,857,615

• Date Filed

  Not available

• Date Issued

  Tuesday, May 10, 1932
  93 years ago

• CPC

  • H05B3/48 - heating conductor embedded in insulating material
  • Y10T29/49094 - by oxidation

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 029 - Metal working
  • 053 - Package making
  • 338 - Electrical resistors