1749115

Information

• Patent Grant
• 1749115

• References
• Source

• Patent Number

  1,749,115

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1930
  94 years ago

• CPC

  • F24H7/0208 - with electrical energy supply

• US Classifications

  • 392 - Electric resistance heating devices
  • 219 - Electric heating
  • 237 - Heating systems
  • 338 - Electrical resistors