US2538875A
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Liquid storage apparatus
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Floating roof tank and piping therefor
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Movable roof stabilizer
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US2426031A
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Stabilizing means for movable roofs
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Fluid storage apparatus
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US2383555A
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Liquid-sealed fluid storage apparatus
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US2403604A
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Storage tank for oils and other liquids
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US2366911A
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Floating roof storage tank and method of storing liquids
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Storage container for fluids
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Method of building concrete oil storage tanks
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Floating roof storage apparatus for volatile liquids
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US2355874A
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Art of constructing metal liquid storage tanks
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Constructional toy
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US2011900A
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Fin radiator
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US2036417A
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Method of making fin radiators
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US1985932A
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Fin radiator
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US1816437A
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Radiator
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US1825962A
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Gasket
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Storage apparatus
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Process and apparatus for the treatment of substances with heat
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