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Hydraulic motor for cars
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Patent number 4,608,824
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Issue date Sep 2, 1986
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David C. Gagnon
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Pneumatic engine
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Patent number 4,311,084
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Issue date Jan 19, 1982
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Richard V. Pierce
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Anti-jam mechanism for actuation pistons
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Patent number 4,167,135
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Issue date Sep 11, 1979
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Bertea Corporation
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Charles T. Lindsey
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Machine having fluid passages
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Patent number 4,123,836
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Issue date Nov 7, 1978
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Buckell Engineering Company, Limited
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Raymond A. Buckell
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Vapor engine
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Patent number 4,122,756
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Issue date Oct 31, 1978
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Volkswagenwerk Aktiengesellschaft
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Edgard Grundmann
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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-
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Steam engine
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Patent number 3,995,531
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Issue date Dec 7, 1976
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Joseph Zibrun
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Ratchet driving internal combustion engine
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Patent number 3,991,736
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Issue date Nov 16, 1976
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The Raymond Lee Organization, Inc.
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Robert C. Spellman
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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3911753
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Patent number 3,911,753
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Issue date Oct 14, 1975
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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3603211
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Patent number 3,603,211
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Issue date Sep 7, 1971
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1850209
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Patent number 1,850,209
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Issue date Mar 22, 1932
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1845288
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Patent number 1,845,288
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Issue date Feb 16, 1932
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1742725
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Patent number 1,742,725
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Issue date Jan 7, 1930
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1554074
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Patent number 1,554,074
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Issue date Sep 15, 1925
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES