directly located side by side

Patents Grantslast 30 patents

  • Information Patent Grant

    Reciprocating rotary engine

    • Patent number 4,334,506
    • Issue date Jun 15, 1982
    • Albert F. Albert
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Opposed piston engine

    • Patent number 4,030,471
    • Issue date Jun 21, 1977
    • Frank Ginkel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary cam internal combustion radial engine

    • Patent number 3,964,450
    • Issue date Jun 22, 1976
    • John E. Lockshaw
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3913455

    • Patent number 3,913,455
    • Issue date Oct 21, 1975
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3142229

    • Patent number 3,142,229
    • Issue date Jul 28, 1964
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3131604

    • Patent number 3,131,604
    • Issue date May 5, 1964
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2811143

    • Patent number 2,811,143
    • Issue date Oct 29, 1957
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2209655

    • Patent number 2,209,655
    • Issue date Jul 30, 1940
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES