3680848

Information

• Patent Grant
• 3680848

• References
• Source

• Patent Number

  3,680,848

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1972
  52 years ago

• CPC

  • F16N17/02 - at high temperature
  • C21D9/0012 - Rolls; Roll arrangements

• US Classifications

  • 432 - Heating