1980301

Information

• Patent Grant
• 1980301

• References
• Source

• Patent Number

  1,980,301

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1934
  90 years ago

• CPC

  • C10C3/12 - Devices therefor
  • Y10S122/10 - Portable units

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 196 - Mineral oils: apparatus