MTP614B
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Method and apparatus of collecting rainwater
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GB1135927A
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Improvements in or relating to pockets for garments
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US3240186A
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Floating aquarium structure
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US3334026A
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Producing fresh water from air raised to high humidity by exposure to water vapor from contaminated sources of water
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GB1013025A
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Improvements in or relating to the underground storage of water
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US3133659A
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Pressure containing vessel
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US3160195A
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Strip wrapping
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US3092961A
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Rocket nozzles
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US3136036A
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Method of making reinforced rocket nozzle
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GB619048A
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Improvements in or relating to method and apparatus for fabricating concrete structures
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US2413911A
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Fabrication of concrete elements or structures
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CA486797A
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Method of manufacturing hollow articles of concrete or like plastic material
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