3614390

Information

• Patent Grant
• 3614390

• References
• Source

• Patent Number

  3,614,390

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1971
  53 years ago

• CPC

  • B29C33/046 - using gas
  • B29C33/026 - in rolls, calenders or drums
  • B29C33/044 - in rolls calenders or drums
  • D06C15/08 - Rollers therefor
  • D21G1/028 - using electrical means
  • F28F5/02 - Rotary drums or rollers

• US Classifications

  • 219 - Electric heating