1380304

Information

• Patent Grant
• 1380304

• References
• Source

• Patent Number

  1,380,304

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1921
  103 years ago

• CPC

  • B63G8/12 - using internal-combustion engines

• US Classifications

  • 060 - Power plants
  • 114 - Ships