1939783

Information

• Patent Grant
• 1939783

• References
• Source

• Patent Number

  1,939,783

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1933
  91 years ago

• CPC

  • F01B17/04 - Steam engines
  • F01B2170/0435 - Compound machines with double or plural expansion Auxiliaries driven by main engine

• US Classifications

  • 392 - Electric resistance heating devices