3821513

Information

• Patent Grant
• 3821513

• References
• Source

• Patent Number

  3,821,513

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • H05B3/00 - Ohmic-resistance heating
  • A61C13/0028 - Instruments or appliances for wax-shaping or wax-removing
  • B23K3/0315 - Quick-heating soldering irons having the tip-material forming part of the electric circuit
  • B26F3/06 - Severing by using heat
  • H05B2203/03 - Heaters specially adapted for heating hand held tools

• US Classifications

  • 219 - Electric heating
  • 030 - Cutlery
  • 228 - Metal fusion bonding
  • 401 - Coating implements with material supply
  • 433 - Dentistry