1802902

Information

• Patent Grant
• 1802902

• References
• Source

• Patent Number

  1,802,902

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1931
  93 years ago

• CPC

  • F02B75/28 - Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
  • F01B3/04 - the piston motion being transmitted by curved surfaces
  • Y10S123/01 - Interchangeable
  • Y10S123/07 - Convertible

• US Classifications

  • 123 - Internal-combustion engines