2974855

Information

• Patent Grant
• 2974855

• References
• Source

• Patent Number

  2,974,855

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1961
  63 years ago

• CPC

  • F02B75/28 - Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
  • F02B75/002 - Double acting engines
  • F02B2075/025 - two
  • F02B2275/38 - Square four-cylinder configuration

• US Classifications

  • 417 - Pumps
  • 123 - Internal-combustion engines