2808492

Information

• Patent Grant
• 2808492

• References
• Source

• Patent Number

  2,808,492

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1957
  67 years ago

• CPC

  • H01B7/16 - Rigid-tube cables
  • Y10S65/04 - Electric heat
  • Y10T29/49083 - Heater type
  • Y10T29/49087 - with envelope or housing
  • Y10T29/49092 - Powdering the insulation

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 029 - Metal working
  • 065 - Glass manufacturing
  • 139 - Textiles: weaving
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 338 - Electrical resistors
  • 501 - Compositions: ceramic