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PL292648A1
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Method of and system for measuring pressure difference with electromechanical balancing
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PL282081A1
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Apparatus for examining polimers for structural changes caused by strains
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PL274305A1
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Fuel mix flow swirler for combustion engines
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PL269039A1
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Method of bending objects in particular flat parallelpepipedal ones
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PL249058A1
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Apparatus for transmitting movements of ultrasonic beam to a image tube screen
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PL247801A1
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Uktrasonic deppler flow meter for recording maximum flow velocity of liquids
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PL239790A1
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Method of measurement of distance between two bore-holes
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PL249124A1
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Method of and apparatus for recognizing troubles in flow of liquids in particular of blood
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PL239097A1
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Method of and apparatus for detecting disturbances in flow of liquids in particular of blood
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PL233175A2
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Method of and apparatus for measurement of rheological properties of liquid medium
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PL233174A2
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Method of and apparatus for measurement of rheological properties of liquid medium
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PL232815A1
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Support for locating in position machines and equipment being installed
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