2274644

Information

• Patent Grant
• 2274644

• References
• Source

• Patent Number

  2,274,644

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1942
  82 years ago

• CPC

  • F02B75/34 - Ultra-small engines
  • F02B75/38 - Reciprocating - piston engines
  • F02B2075/025 - two

• US Classifications

  • 123 - Internal-combustion engines
  • 261 - Gas and liquid contact apparatus