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Process of producing oxides of platinum and palladium
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Process for activating platinum electrodes
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Process for treating platinum-coated electrodes
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Hypodermic cannula and method for attaching an annular sleeve thereto
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Disposable cartridge syringe
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Disposable blood donor set
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Noncoring hypodermic needle
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Pellet injector
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Improvements in or relating to hypodermic syringes
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Transfusion equipment
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Improvements in or relating to disposable syringes
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Hypodermic syringe
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Disposable syringe
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Improvements in or relating to hypodermic syringes
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Hypodermic syringe
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Method of making seamless platinum ruthenium alloy cannulae
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Improvements in and relating to cannulae for hypodermic needles
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Catalyst for ammonia oxidation and the like
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