Cave Junction, OR, US
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Patent Grant
Walter B. Freeman
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Walter B. Freeman
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Patent Grant
Walter B. Freeman
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Walter B. Freeman
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Walter B. Freeman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Patent Grant
Walter B. Freeman
F28 - HEAT EXCHANGE IN GENERAL
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Patent Grant
Walter B. Freeman
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Patent Grant
Walter B. Freeman
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Patent Application
Walter B. Freeman
H01 - BASIC ELECTRIC ELEMENTS
