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Story County, Iowa Inventory Patents

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Results for Names Matching "POLLMAN"

Name Patent Title Patent
Number		 City Year
Frederic W. POLLMAN transmission ratio control system 03855793 Ames 1974
Frederic W. POLLMAN input torque control for a variable displacement hydraulic transmission 04462210 Ames 1984
Frederic W. POLLMAN reversible regenerating electric vehicle drive 04419610 Ames 1983
Frederic W. POLLMAN variable displacement hydraulic drive with disconnect 04401182 Ames 1983
Frederic W. POLLMAN variable displacement hydraulic drive with disconnect 04401182 Ames 1983
Frederic W. POLLMAN controls for variable displacement motor and motors 04399886 Ames 1983
Frederic W. POLLMAN electro-hydraulic control structure 04352367 Ames 1982
Frederic W. POLLMAN hydromechanical transmissions 04341131 Ames 1982
Frederic W. POLLMAN hydromechanical transmissions 04306467 Ames 1981
Frederic W. POLLMAN multi-mode hydromechanical transmission shift system 04246806 Ames 1981
Frederic W. POLLMAN multi-mode hydromechanical transmission shift system 04246806 Ames 1981
Frederic W. POLLMAN engine-transmission control system 04232572 Ames 1980
Frederic W. POLLMAN engine-transmission control system 04232572 Ames 1980
Frederic W. POLLMAN hydraulic transmission drive assembly with noise attenuation means 04111003 Ames 1978
Frederic W. POLLMAN integrated transmission-engine control 04102131 Ames 1978
Frederic W. POLLMAN pipe coupling 03900223 Ames 1975
Frederic W. POLLMAN pressure override control 04476680 Ames 1984

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